Home / 38,490.86-57,754.52-26,662.84

Finding the Fourth Proportional to 38,490.86, 57,754.52 and 26,662.84

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Solution

The fourth proportional to 38,490.86, 57,754.52 and 26,662.84 is: 40,006.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,490.86 : 57,754.52 = 26,662.84 : x
  2. Step 2: Convert to fraction form
    38,490.86/57,754.52 = 26,662.84/x
  3. Step 3: Cross multiply
    38,490.86x = 57,754.52 × 26,662.84
  4. Step 4: Simplify right side
    38,490.86x = 1,539,899,526.04
  5. Step 5: Solve for x
    x = 1,539,899,526.04/38,490.86
  6. Step 6: Final answer
    x = 40,006.89

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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.