Home / 45,463.28-62,758.74-30,567.92

Finding the Fourth Proportional to 45,463.28, 62,758.74 and 30,567.92

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Solution

The fourth proportional to 45,463.28, 62,758.74 and 30,567.92 is: 42,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,463.28 : 62,758.74 = 30,567.92 : x
  2. Step 2: Convert to fraction form
    45,463.28/62,758.74 = 30,567.92/x
  3. Step 3: Cross multiply
    45,463.28x = 62,758.74 × 30,567.92
  4. Step 4: Simplify right side
    45,463.28x = 1,918,404,143.62
  5. Step 5: Solve for x
    x = 1,918,404,143.62/45,463.28
  6. Step 6: Final answer
    x = 42,196.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.