Home / 49,117.68-73,681.14-13,581.36

Finding the Fourth Proportional to 49,117.68, 73,681.14 and 13,581.36

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Solution

The fourth proportional to 49,117.68, 73,681.14 and 13,581.36 is: 20,373.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,117.68 : 73,681.14 = 13,581.36 : x
  2. Step 2: Convert to fraction form
    49,117.68/73,681.14 = 13,581.36/x
  3. Step 3: Cross multiply
    49,117.68x = 73,681.14 × 13,581.36
  4. Step 4: Simplify right side
    49,117.68x = 1,000,690,087.55
  5. Step 5: Solve for x
    x = 1,000,690,087.55/49,117.68
  6. Step 6: Final answer
    x = 20,373.32

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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.