Home / 39,385.92-59,068.80-11,677.44

Finding the Fourth Proportional to 39,385.92, 59,068.80 and 11,677.44

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Solution

The fourth proportional to 39,385.92, 59,068.80 and 11,677.44 is: 17,513.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,385.92 : 59,068.80 = 11,677.44 : x
  2. Step 2: Convert to fraction form
    39,385.92/59,068.80 = 11,677.44/x
  3. Step 3: Cross multiply
    39,385.92x = 59,068.80 × 11,677.44
  4. Step 4: Simplify right side
    39,385.92x = 689,772,367.87
  5. Step 5: Solve for x
    x = 689,772,367.87/39,385.92
  6. Step 6: Final answer
    x = 17,513.17

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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.