Home / 49,962.56-74,951.16-18,805.04

Finding the Fourth Proportional to 49,962.56, 74,951.16 and 18,805.04

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Solution

The fourth proportional to 49,962.56, 74,951.16 and 18,805.04 is: 28,210.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,962.56 : 74,951.16 = 18,805.04 : x
  2. Step 2: Convert to fraction form
    49,962.56/74,951.16 = 18,805.04/x
  3. Step 3: Cross multiply
    49,962.56x = 74,951.16 × 18,805.04
  4. Step 4: Simplify right side
    49,962.56x = 1,409,459,561.85
  5. Step 5: Solve for x
    x = 1,409,459,561.85/49,962.56
  6. Step 6: Final answer
    x = 28,210.32

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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.