Home / 40,829.20-61,244.08-11,248.64

Finding the Fourth Proportional to 40,829.20, 61,244.08 and 11,248.64

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Solution

The fourth proportional to 40,829.20, 61,244.08 and 11,248.64 is: 16,873.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,829.20 : 61,244.08 = 11,248.64 : x
  2. Step 2: Convert to fraction form
    40,829.20/61,244.08 = 11,248.64/x
  3. Step 3: Cross multiply
    40,829.20x = 61,244.08 × 11,248.64
  4. Step 4: Simplify right side
    40,829.20x = 688,912,608.05
  5. Step 5: Solve for x
    x = 688,912,608.05/40,829.20
  6. Step 6: Final answer
    x = 16,873.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.