Home / 47,981.08-71,976.42-14,700.76

Finding the Fourth Proportional to 47,981.08, 71,976.42 and 14,700.76

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Solution

The fourth proportional to 47,981.08, 71,976.42 and 14,700.76 is: 22,052.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.08 : 71,976.42 = 14,700.76 : x
  2. Step 2: Convert to fraction form
    47,981.08/71,976.42 = 14,700.76/x
  3. Step 3: Cross multiply
    47,981.08x = 71,976.42 × 14,700.76
  4. Step 4: Simplify right side
    47,981.08x = 1,058,108,076.08
  5. Step 5: Solve for x
    x = 1,058,108,076.08/47,981.08
  6. Step 6: Final answer
    x = 22,052.61

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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.