Home / 39,390.74-59,068.31-11,304.39

Finding the Fourth Proportional to 39,390.74, 59,068.31 and 11,304.39

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Solution

The fourth proportional to 39,390.74, 59,068.31 and 11,304.39 is: 16,951.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,390.74 : 59,068.31 = 11,304.39 : x
  2. Step 2: Convert to fraction form
    39,390.74/59,068.31 = 11,304.39/x
  3. Step 3: Cross multiply
    39,390.74x = 59,068.31 × 11,304.39
  4. Step 4: Simplify right side
    39,390.74x = 667,731,377.87
  5. Step 5: Solve for x
    x = 667,731,377.87/39,390.74
  6. Step 6: Final answer
    x = 16,951.48

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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.