Home / 52,412.24-78,568.80-17,332.80

Finding the Fourth Proportional to 52,412.24, 78,568.80 and 17,332.80

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Solution

The fourth proportional to 52,412.24, 78,568.80 and 17,332.80 is: 25,982.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,412.24 : 78,568.80 = 17,332.80 : x
  2. Step 2: Convert to fraction form
    52,412.24/78,568.80 = 17,332.80/x
  3. Step 3: Cross multiply
    52,412.24x = 78,568.80 × 17,332.80
  4. Step 4: Simplify right side
    52,412.24x = 1,361,817,296.64
  5. Step 5: Solve for x
    x = 1,361,817,296.64/52,412.24
  6. Step 6: Final answer
    x = 25,982.81

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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.