Home / 52,872.14-79,320.18-17,810.84

Finding the Fourth Proportional to 52,872.14, 79,320.18 and 17,810.84

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Solution

The fourth proportional to 52,872.14, 79,320.18 and 17,810.84 is: 26,720.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,872.14 : 79,320.18 = 17,810.84 : x
  2. Step 2: Convert to fraction form
    52,872.14/79,320.18 = 17,810.84/x
  3. Step 3: Cross multiply
    52,872.14x = 79,320.18 × 17,810.84
  4. Step 4: Simplify right side
    52,872.14x = 1,412,759,034.75
  5. Step 5: Solve for x
    x = 1,412,759,034.75/52,872.14
  6. Step 6: Final answer
    x = 26,720.29

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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.