Home / 39,872.55-59,808.90-37,436.78

Finding the Fourth Proportional to 39,872.55, 59,808.90 and 37,436.78

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Solution

The fourth proportional to 39,872.55, 59,808.90 and 37,436.78 is: 56,155.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872.55 : 59,808.90 = 37,436.78 : x
  2. Step 2: Convert to fraction form
    39,872.55/59,808.90 = 37,436.78/x
  3. Step 3: Cross multiply
    39,872.55x = 59,808.90 × 37,436.78
  4. Step 4: Simplify right side
    39,872.55x = 2,239,052,332.30
  5. Step 5: Solve for x
    x = 2,239,052,332.30/39,872.55
  6. Step 6: Final answer
    x = 56,155.23

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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.