Home / 24,485.20-33,789.60-13,307.20

Finding the Fourth Proportional to 24,485.20, 33,789.60 and 13,307.20

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Solution

The fourth proportional to 24,485.20, 33,789.60 and 13,307.20 is: 18,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,485.20 : 33,789.60 = 13,307.20 : x
  2. Step 2: Convert to fraction form
    24,485.20/33,789.60 = 13,307.20/x
  3. Step 3: Cross multiply
    24,485.20x = 33,789.60 × 13,307.20
  4. Step 4: Simplify right side
    24,485.20x = 449,644,965.12
  5. Step 5: Solve for x
    x = 449,644,965.12/24,485.20
  6. Step 6: Final answer
    x = 18,363.95

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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.