Home / 39,542.08-54,545.52-34,837.60

Finding the Fourth Proportional to 39,542.08, 54,545.52 and 34,837.60

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Solution

The fourth proportional to 39,542.08, 54,545.52 and 34,837.60 is: 48,056.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,542.08 : 54,545.52 = 34,837.60 : x
  2. Step 2: Convert to fraction form
    39,542.08/54,545.52 = 34,837.60/x
  3. Step 3: Cross multiply
    39,542.08x = 54,545.52 × 34,837.60
  4. Step 4: Simplify right side
    39,542.08x = 1,900,235,007.55
  5. Step 5: Solve for x
    x = 1,900,235,007.55/39,542.08
  6. Step 6: Final answer
    x = 48,056.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.