Home / 40,553.55-60,811.80-12,463.83

Finding the Fourth Proportional to 40,553.55, 60,811.80 and 12,463.83

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Solution

The fourth proportional to 40,553.55, 60,811.80 and 12,463.83 is: 18,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,553.55 : 60,811.80 = 12,463.83 : x
  2. Step 2: Convert to fraction form
    40,553.55/60,811.80 = 12,463.83/x
  3. Step 3: Cross multiply
    40,553.55x = 60,811.80 × 12,463.83
  4. Step 4: Simplify right side
    40,553.55x = 757,947,937.19
  5. Step 5: Solve for x
    x = 757,947,937.19/40,553.55
  6. Step 6: Final answer
    x = 18,690.05

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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.