Home / 24,391.20-33,660.52-13,780.61

Finding the Fourth Proportional to 24,391.20, 33,660.52 and 13,780.61

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Solution

The fourth proportional to 24,391.20, 33,660.52 and 13,780.61 is: 19,017.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,391.20 : 33,660.52 = 13,780.61 : x
  2. Step 2: Convert to fraction form
    24,391.20/33,660.52 = 13,780.61/x
  3. Step 3: Cross multiply
    24,391.20x = 33,660.52 × 13,780.61
  4. Step 4: Simplify right side
    24,391.20x = 463,862,421.99
  5. Step 5: Solve for x
    x = 463,862,421.99/24,391.20
  6. Step 6: Final answer
    x = 19,017.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.