Home / 14,009.85-19,333.58-7,722.23

Finding the Fourth Proportional to 14,009.85, 19,333.58 and 7,722.23

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Solution

The fourth proportional to 14,009.85, 19,333.58 and 7,722.23 is: 10,656.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009.85 : 19,333.58 = 7,722.23 : x
  2. Step 2: Convert to fraction form
    14,009.85/19,333.58 = 7,722.23/x
  3. Step 3: Cross multiply
    14,009.85x = 19,333.58 × 7,722.23
  4. Step 4: Simplify right side
    14,009.85x = 149,298,216.20
  5. Step 5: Solve for x
    x = 149,298,216.20/14,009.85
  6. Step 6: Final answer
    x = 10,656.66

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Half scale
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Double scale
Find fourth proportional to 14,010.85, 19,334.95 and 7,723.23
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.