Home / 49,116.96-73,680.21-19,528.20

Finding the Fourth Proportional to 49,116.96, 73,680.21 and 19,528.20

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Solution

The fourth proportional to 49,116.96, 73,680.21 and 19,528.20 is: 29,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,116.96 : 73,680.21 = 19,528.20 : x
  2. Step 2: Convert to fraction form
    49,116.96/73,680.21 = 19,528.20/x
  3. Step 3: Cross multiply
    49,116.96x = 73,680.21 × 19,528.20
  4. Step 4: Simplify right side
    49,116.96x = 1,438,841,876.92
  5. Step 5: Solve for x
    x = 1,438,841,876.92/49,116.96
  6. Step 6: Final answer
    x = 29,294.20

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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.