Home / 52,338.24-78,499.62-17,278.20

Finding the Fourth Proportional to 52,338.24, 78,499.62 and 17,278.20

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Solution

The fourth proportional to 52,338.24, 78,499.62 and 17,278.20 is: 25,914.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,338.24 : 78,499.62 = 17,278.20 : x
  2. Step 2: Convert to fraction form
    52,338.24/78,499.62 = 17,278.20/x
  3. Step 3: Cross multiply
    52,338.24x = 78,499.62 × 17,278.20
  4. Step 4: Simplify right side
    52,338.24x = 1,356,332,134.28
  5. Step 5: Solve for x
    x = 1,356,332,134.28/52,338.24
  6. Step 6: Final answer
    x = 25,914.74

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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.