Home / 39,711.20-59,566.80-37,961.60

Finding the Fourth Proportional to 39,711.20, 59,566.80 and 37,961.60

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Solution

The fourth proportional to 39,711.20, 59,566.80 and 37,961.60 is: 56,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,711.20 : 59,566.80 = 37,961.60 : x
  2. Step 2: Convert to fraction form
    39,711.20/59,566.80 = 37,961.60/x
  3. Step 3: Cross multiply
    39,711.20x = 59,566.80 × 37,961.60
  4. Step 4: Simplify right side
    39,711.20x = 2,261,251,034.88
  5. Step 5: Solve for x
    x = 2,261,251,034.88/39,711.20
  6. Step 6: Final answer
    x = 56,942.40

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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.