Home / 16,729.13-23,086.01-9,655.40

Finding the Fourth Proportional to 16,729.13, 23,086.01 and 9,655.40

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Solution

The fourth proportional to 16,729.13, 23,086.01 and 9,655.40 is: 13,324.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.13 : 23,086.01 = 9,655.40 : x
  2. Step 2: Convert to fraction form
    16,729.13/23,086.01 = 9,655.40/x
  3. Step 3: Cross multiply
    16,729.13x = 23,086.01 × 9,655.40
  4. Step 4: Simplify right side
    16,729.13x = 222,904,742.81
  5. Step 5: Solve for x
    x = 222,904,742.81/16,729.13
  6. Step 6: Final answer
    x = 13,324.35

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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.