Home / 39,611.73-59,414.68-14,640.13

Finding the Fourth Proportional to 39,611.73, 59,414.68 and 14,640.13

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Solution

The fourth proportional to 39,611.73, 59,414.68 and 14,640.13 is: 21,959.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,611.73 : 59,414.68 = 14,640.13 : x
  2. Step 2: Convert to fraction form
    39,611.73/59,414.68 = 14,640.13/x
  3. Step 3: Cross multiply
    39,611.73x = 59,414.68 × 14,640.13
  4. Step 4: Simplify right side
    39,611.73x = 869,838,639.11
  5. Step 5: Solve for x
    x = 869,838,639.11/39,611.73
  6. Step 6: Final answer
    x = 21,959.12

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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.