Home / 52,218.24-78,338.56-17,156.48

Finding the Fourth Proportional to 52,218.24, 78,338.56 and 17,156.48

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Solution

The fourth proportional to 52,218.24, 78,338.56 and 17,156.48 is: 25,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,218.24 : 78,338.56 = 17,156.48 : x
  2. Step 2: Convert to fraction form
    52,218.24/78,338.56 = 17,156.48/x
  3. Step 3: Cross multiply
    52,218.24x = 78,338.56 × 17,156.48
  4. Step 4: Simplify right side
    52,218.24x = 1,344,013,937.87
  5. Step 5: Solve for x
    x = 1,344,013,937.87/52,218.24
  6. Step 6: Final answer
    x = 25,738.40

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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.