Home / 24,485.12-33,789.48-13,307.12

Finding the Fourth Proportional to 24,485.12, 33,789.48 and 13,307.12

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Solution

The fourth proportional to 24,485.12, 33,789.48 and 13,307.12 is: 18,363.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,485.12 : 33,789.48 = 13,307.12 : x
  2. Step 2: Convert to fraction form
    24,485.12/33,789.48 = 13,307.12/x
  3. Step 3: Cross multiply
    24,485.12x = 33,789.48 × 13,307.12
  4. Step 4: Simplify right side
    24,485.12x = 449,640,665.10
  5. Step 5: Solve for x
    x = 449,640,665.10/24,485.12
  6. Step 6: Final answer
    x = 18,363.83

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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.