Home / 14,959.36-20,645.10-8,246.18

Finding the Fourth Proportional to 14,959.36, 20,645.10 and 8,246.18

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Solution

The fourth proportional to 14,959.36, 20,645.10 and 8,246.18 is: 11,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,959.36 : 20,645.10 = 8,246.18 : x
  2. Step 2: Convert to fraction form
    14,959.36/20,645.10 = 8,246.18/x
  3. Step 3: Cross multiply
    14,959.36x = 20,645.10 × 8,246.18
  4. Step 4: Simplify right side
    14,959.36x = 170,243,210.72
  5. Step 5: Solve for x
    x = 170,243,210.72/14,959.36
  6. Step 6: Final answer
    x = 11,380.38

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Half scale
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Double scale
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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.