Home / 47,545.92-71,399.88-39,640.32

Finding the Fourth Proportional to 47,545.92, 71,399.88 and 39,640.32

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Solution

The fourth proportional to 47,545.92, 71,399.88 and 39,640.32 is: 59,528.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,545.92 : 71,399.88 = 39,640.32 : x
  2. Step 2: Convert to fraction form
    47,545.92/71,399.88 = 39,640.32/x
  3. Step 3: Cross multiply
    47,545.92x = 71,399.88 × 39,640.32
  4. Step 4: Simplify right side
    47,545.92x = 2,830,314,091.16
  5. Step 5: Solve for x
    x = 2,830,314,091.16/47,545.92
  6. Step 6: Final answer
    x = 59,528.01

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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.