Home / 23,136.59-31,928.29-13,066.97

Finding the Fourth Proportional to 23,136.59, 31,928.29 and 13,066.97

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Solution

The fourth proportional to 23,136.59, 31,928.29 and 13,066.97 is: 18,032.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,136.59 : 31,928.29 = 13,066.97 : x
  2. Step 2: Convert to fraction form
    23,136.59/31,928.29 = 13,066.97/x
  3. Step 3: Cross multiply
    23,136.59x = 31,928.29 × 13,066.97
  4. Step 4: Simplify right side
    23,136.59x = 417,205,815.27
  5. Step 5: Solve for x
    x = 417,205,815.27/23,136.59
  6. Step 6: Final answer
    x = 18,032.29

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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.