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Finding the Fourth Proportional to 24,483.67, 33,788.88 and 13,728.02

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Solution

The fourth proportional to 24,483.67, 33,788.88 and 13,728.02 is: 18,945.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,483.67 : 33,788.88 = 13,728.02 : x
  2. Step 2: Convert to fraction form
    24,483.67/33,788.88 = 13,728.02/x
  3. Step 3: Cross multiply
    24,483.67x = 33,788.88 × 13,728.02
  4. Step 4: Simplify right side
    24,483.67x = 463,854,251.47
  5. Step 5: Solve for x
    x = 463,854,251.47/24,483.67
  6. Step 6: Final answer
    x = 18,945.46

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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.