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Finding the Fourth Proportional to 24,498.70, 33,808.46 and 13,320.70

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Solution

The fourth proportional to 24,498.70, 33,808.46 and 13,320.70 is: 18,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,498.70 : 33,808.46 = 13,320.70 : x
  2. Step 2: Convert to fraction form
    24,498.70/33,808.46 = 13,320.70/x
  3. Step 3: Cross multiply
    24,498.70x = 33,808.46 × 13,320.70
  4. Step 4: Simplify right side
    24,498.70x = 450,352,353.12
  5. Step 5: Solve for x
    x = 450,352,353.12/24,498.70
  6. Step 6: Final answer
    x = 18,382.70

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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.