Home / 24,117.80-33,280.74-13,505

Finding the Fourth Proportional to 24,117.80, 33,280.74 and 13,505

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Solution

The fourth proportional to 24,117.80, 33,280.74 and 13,505 is: 18,635.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,117.80 : 33,280.74 = 13,505 : x
  2. Step 2: Convert to fraction form
    24,117.80/33,280.74 = 13,505/x
  3. Step 3: Cross multiply
    24,117.80x = 33,280.74 × 13,505
  4. Step 4: Simplify right side
    24,117.80x = 449,456,393.70
  5. Step 5: Solve for x
    x = 449,456,393.70/24,117.80
  6. Step 6: Final answer
    x = 18,635.88

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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.