Home / 60,587.96-90,882.36-21,144.92

Finding the Fourth Proportional to 60,587.96, 90,882.36 and 21,144.92

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Solution

The fourth proportional to 60,587.96, 90,882.36 and 21,144.92 is: 31,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,587.96 : 90,882.36 = 21,144.92 : x
  2. Step 2: Convert to fraction form
    60,587.96/90,882.36 = 21,144.92/x
  3. Step 3: Cross multiply
    60,587.96x = 90,882.36 × 21,144.92
  4. Step 4: Simplify right side
    60,587.96x = 1,921,700,231.61
  5. Step 5: Solve for x
    x = 1,921,700,231.61/60,587.96
  6. Step 6: Final answer
    x = 31,717.53

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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.