Home / 10,670.19-14,728.89-8,025.23

Finding the Fourth Proportional to 10,670.19, 14,728.89 and 8,025.23

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Solution

The fourth proportional to 10,670.19, 14,728.89 and 8,025.23 is: 11,077.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.19 : 14,728.89 = 8,025.23 : x
  2. Step 2: Convert to fraction form
    10,670.19/14,728.89 = 8,025.23/x
  3. Step 3: Cross multiply
    10,670.19x = 14,728.89 × 8,025.23
  4. Step 4: Simplify right side
    10,670.19x = 118,202,656.25
  5. Step 5: Solve for x
    x = 118,202,656.25/10,670.19
  6. Step 6: Final answer
    x = 11,077.84

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Half scale
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Double scale
Find fourth proportional to 10,671.19, 14,730.27 and 8,026.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.