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Finding the Fourth Proportional to 49,290.48, 73,938.96 and 17,706.96

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Solution

The fourth proportional to 49,290.48, 73,938.96 and 17,706.96 is: 26,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,290.48 : 73,938.96 = 17,706.96 : x
  2. Step 2: Convert to fraction form
    49,290.48/73,938.96 = 17,706.96/x
  3. Step 3: Cross multiply
    49,290.48x = 73,938.96 × 17,706.96
  4. Step 4: Simplify right side
    49,290.48x = 1,309,234,207.16
  5. Step 5: Solve for x
    x = 1,309,234,207.16/49,290.48
  6. Step 6: Final answer
    x = 26,561.60

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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.