Home / 42,018.08-62,882.10-26,001.05

Finding the Fourth Proportional to 42,018.08, 62,882.10 and 26,001.05

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Solution

The fourth proportional to 42,018.08, 62,882.10 and 26,001.05 is: 38,911.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,018.08 : 62,882.10 = 26,001.05 : x
  2. Step 2: Convert to fraction form
    42,018.08/62,882.10 = 26,001.05/x
  3. Step 3: Cross multiply
    42,018.08x = 62,882.10 × 26,001.05
  4. Step 4: Simplify right side
    42,018.08x = 1,635,000,311.79
  5. Step 5: Solve for x
    x = 1,635,000,311.79/42,018.08
  6. Step 6: Final answer
    x = 38,911.83

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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.