Home / 38,566.70-57,720.45-26,902.70

Finding the Fourth Proportional to 38,566.70, 57,720.45 and 26,902.70

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Solution

The fourth proportional to 38,566.70, 57,720.45 and 26,902.70 is: 40,263.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,566.70 : 57,720.45 = 26,902.70 : x
  2. Step 2: Convert to fraction form
    38,566.70/57,720.45 = 26,902.70/x
  3. Step 3: Cross multiply
    38,566.70x = 57,720.45 × 26,902.70
  4. Step 4: Simplify right side
    38,566.70x = 1,552,835,950.22
  5. Step 5: Solve for x
    x = 1,552,835,950.22/38,566.70
  6. Step 6: Final answer
    x = 40,263.65

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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.