Home / 56,981.30-85,472.01-14,861.35

Finding the Fourth Proportional to 56,981.30, 85,472.01 and 14,861.35

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Solution

The fourth proportional to 56,981.30, 85,472.01 and 14,861.35 is: 22,292.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,981.30 : 85,472.01 = 14,861.35 : x
  2. Step 2: Convert to fraction form
    56,981.30/85,472.01 = 14,861.35/x
  3. Step 3: Cross multiply
    56,981.30x = 85,472.01 × 14,861.35
  4. Step 4: Simplify right side
    56,981.30x = 1,270,229,455.81
  5. Step 5: Solve for x
    x = 1,270,229,455.81/56,981.30
  6. Step 6: Final answer
    x = 22,292.04

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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.