Home / 48,890.47-67,459.21-29,765.11

Finding the Fourth Proportional to 48,890.47, 67,459.21 and 29,765.11

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Solution

The fourth proportional to 48,890.47, 67,459.21 and 29,765.11 is: 41,069.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,890.47 : 67,459.21 = 29,765.11 : x
  2. Step 2: Convert to fraction form
    48,890.47/67,459.21 = 29,765.11/x
  3. Step 3: Cross multiply
    48,890.47x = 67,459.21 × 29,765.11
  4. Step 4: Simplify right side
    48,890.47x = 2,007,930,806.16
  5. Step 5: Solve for x
    x = 2,007,930,806.16/48,890.47
  6. Step 6: Final answer
    x = 41,069.98

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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.