Home / 39,144.24-58,716.36-12,841.92

Finding the Fourth Proportional to 39,144.24, 58,716.36 and 12,841.92

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Solution

The fourth proportional to 39,144.24, 58,716.36 and 12,841.92 is: 19,262.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,144.24 : 58,716.36 = 12,841.92 : x
  2. Step 2: Convert to fraction form
    39,144.24/58,716.36 = 12,841.92/x
  3. Step 3: Cross multiply
    39,144.24x = 58,716.36 × 12,841.92
  4. Step 4: Simplify right side
    39,144.24x = 754,030,797.81
  5. Step 5: Solve for x
    x = 754,030,797.81/39,144.24
  6. Step 6: Final answer
    x = 19,262.88

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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.