Home / 47,955.57-71,943.89-14,678.20

Finding the Fourth Proportional to 47,955.57, 71,943.89 and 14,678.20

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Solution

The fourth proportional to 47,955.57, 71,943.89 and 14,678.20 is: 22,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,955.57 : 71,943.89 = 14,678.20 : x
  2. Step 2: Convert to fraction form
    47,955.57/71,943.89 = 14,678.20/x
  3. Step 3: Cross multiply
    47,955.57x = 71,943.89 × 14,678.20
  4. Step 4: Simplify right side
    47,955.57x = 1,056,006,539.86
  5. Step 5: Solve for x
    x = 1,056,006,539.86/47,955.57
  6. Step 6: Final answer
    x = 22,020.52

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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.