Home / 42,332.10-63,453.34-15,660.96

Finding the Fourth Proportional to 42,332.10, 63,453.34 and 15,660.96

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Solution

The fourth proportional to 42,332.10, 63,453.34 and 15,660.96 is: 23,474.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,332.10 : 63,453.34 = 15,660.96 : x
  2. Step 2: Convert to fraction form
    42,332.10/63,453.34 = 15,660.96/x
  3. Step 3: Cross multiply
    42,332.10x = 63,453.34 × 15,660.96
  4. Step 4: Simplify right side
    42,332.10x = 993,740,219.61
  5. Step 5: Solve for x
    x = 993,740,219.61/42,332.10
  6. Step 6: Final answer
    x = 23,474.86

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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.