Home / 38,016.77-57,013.89-14,307.12

Finding the Fourth Proportional to 38,016.77, 57,013.89 and 14,307.12

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Solution

The fourth proportional to 38,016.77, 57,013.89 and 14,307.12 is: 21,456.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016.77 : 57,013.89 = 14,307.12 : x
  2. Step 2: Convert to fraction form
    38,016.77/57,013.89 = 14,307.12/x
  3. Step 3: Cross multiply
    38,016.77x = 57,013.89 × 14,307.12
  4. Step 4: Simplify right side
    38,016.77x = 815,704,565.90
  5. Step 5: Solve for x
    x = 815,704,565.90/38,016.77
  6. Step 6: Final answer
    x = 21,456.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.