Home / 42,227.65-63,337.83-12,652.12

Finding the Fourth Proportional to 42,227.65, 63,337.83 and 12,652.12

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Solution

The fourth proportional to 42,227.65, 63,337.83 and 12,652.12 is: 18,977.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,227.65 : 63,337.83 = 12,652.12 : x
  2. Step 2: Convert to fraction form
    42,227.65/63,337.83 = 12,652.12/x
  3. Step 3: Cross multiply
    42,227.65x = 63,337.83 × 12,652.12
  4. Step 4: Simplify right side
    42,227.65x = 801,357,825.70
  5. Step 5: Solve for x
    x = 801,357,825.70/42,227.65
  6. Step 6: Final answer
    x = 18,977.09

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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.