Home / 49,736.64-74,617.60-18,572.16

Finding the Fourth Proportional to 49,736.64, 74,617.60 and 18,572.16

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Solution

The fourth proportional to 49,736.64, 74,617.60 and 18,572.16 is: 27,862.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,736.64 : 74,617.60 = 18,572.16 : x
  2. Step 2: Convert to fraction form
    49,736.64/74,617.60 = 18,572.16/x
  3. Step 3: Cross multiply
    49,736.64x = 74,617.60 × 18,572.16
  4. Step 4: Simplify right side
    49,736.64x = 1,385,810,006.02
  5. Step 5: Solve for x
    x = 1,385,810,006.02/49,736.64
  6. Step 6: Final answer
    x = 27,862.96

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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.