Home / 48,299.91-72,470.72-26,128.89

Finding the Fourth Proportional to 48,299.91, 72,470.72 and 26,128.89

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Solution

The fourth proportional to 48,299.91, 72,470.72 and 26,128.89 is: 39,204.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,299.91 : 72,470.72 = 26,128.89 : x
  2. Step 2: Convert to fraction form
    48,299.91/72,470.72 = 26,128.89/x
  3. Step 3: Cross multiply
    48,299.91x = 72,470.72 × 26,128.89
  4. Step 4: Simplify right side
    48,299.91x = 1,893,579,471.10
  5. Step 5: Solve for x
    x = 1,893,579,471.10/48,299.91
  6. Step 6: Final answer
    x = 39,204.62

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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.