Home / 22,752.39-31,399.88-13,800.27

Finding the Fourth Proportional to 22,752.39, 31,399.88 and 13,800.27

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Solution

The fourth proportional to 22,752.39, 31,399.88 and 13,800.27 is: 19,045.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,752.39 : 31,399.88 = 13,800.27 : x
  2. Step 2: Convert to fraction form
    22,752.39/31,399.88 = 13,800.27/x
  3. Step 3: Cross multiply
    22,752.39x = 31,399.88 × 13,800.27
  4. Step 4: Simplify right side
    22,752.39x = 433,326,752.97
  5. Step 5: Solve for x
    x = 433,326,752.97/22,752.39
  6. Step 6: Final answer
    x = 19,045.33

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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.