Home / 52,659.05-78,972.17-17,590.50

Finding the Fourth Proportional to 52,659.05, 78,972.17 and 17,590.50

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Solution

The fourth proportional to 52,659.05, 78,972.17 and 17,590.50 is: 26,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,659.05 : 78,972.17 = 17,590.50 : x
  2. Step 2: Convert to fraction form
    52,659.05/78,972.17 = 17,590.50/x
  3. Step 3: Cross multiply
    52,659.05x = 78,972.17 × 17,590.50
  4. Step 4: Simplify right side
    52,659.05x = 1,389,159,868.43
  5. Step 5: Solve for x
    x = 1,389,159,868.43/52,659.05
  6. Step 6: Final answer
    x = 26,380.27

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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.