Home / 54,289.92-81,434.22-14,847

Finding the Fourth Proportional to 54,289.92, 81,434.22 and 14,847

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Solution

The fourth proportional to 54,289.92, 81,434.22 and 14,847 is: 22,270.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,289.92 : 81,434.22 = 14,847 : x
  2. Step 2: Convert to fraction form
    54,289.92/81,434.22 = 14,847/x
  3. Step 3: Cross multiply
    54,289.92x = 81,434.22 × 14,847
  4. Step 4: Simplify right side
    54,289.92x = 1,209,053,864.34
  5. Step 5: Solve for x
    x = 1,209,053,864.34/54,289.92
  6. Step 6: Final answer
    x = 22,270.32

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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.