Home / 42,176.92-63,265.46-12,592.43

Finding the Fourth Proportional to 42,176.92, 63,265.46 and 12,592.43

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Solution

The fourth proportional to 42,176.92, 63,265.46 and 12,592.43 is: 18,888.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,176.92 : 63,265.46 = 12,592.43 : x
  2. Step 2: Convert to fraction form
    42,176.92/63,265.46 = 12,592.43/x
  3. Step 3: Cross multiply
    42,176.92x = 63,265.46 × 12,592.43
  4. Step 4: Simplify right side
    42,176.92x = 796,665,734.42
  5. Step 5: Solve for x
    x = 796,665,734.42/42,176.92
  6. Step 6: Final answer
    x = 18,888.67

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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.