Home / 52,549.81-78,836.59-17,490.85

Finding the Fourth Proportional to 52,549.81, 78,836.59 and 17,490.85

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Solution

The fourth proportional to 52,549.81, 78,836.59 and 17,490.85 is: 26,240.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,549.81 : 78,836.59 = 17,490.85 : x
  2. Step 2: Convert to fraction form
    52,549.81/78,836.59 = 17,490.85/x
  3. Step 3: Cross multiply
    52,549.81x = 78,836.59 × 17,490.85
  4. Step 4: Simplify right side
    52,549.81x = 1,378,918,794.97
  5. Step 5: Solve for x
    x = 1,378,918,794.97/52,549.81
  6. Step 6: Final answer
    x = 26,240.23

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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.