Home / 52,326.24-78,478.28-17,257.68

Finding the Fourth Proportional to 52,326.24, 78,478.28 and 17,257.68

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Solution

The fourth proportional to 52,326.24, 78,478.28 and 17,257.68 is: 25,882.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,326.24 : 78,478.28 = 17,257.68 : x
  2. Step 2: Convert to fraction form
    52,326.24/78,478.28 = 17,257.68/x
  3. Step 3: Cross multiply
    52,326.24x = 78,478.28 × 17,257.68
  4. Step 4: Simplify right side
    52,326.24x = 1,354,353,043.19
  5. Step 5: Solve for x
    x = 1,354,353,043.19/52,326.24
  6. Step 6: Final answer
    x = 25,882.87

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1.5x scale

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.