Home / 45,113.76-67,675.19-15,527.70

Finding the Fourth Proportional to 45,113.76, 67,675.19 and 15,527.70

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Solution

The fourth proportional to 45,113.76, 67,675.19 and 15,527.70 is: 23,293.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,113.76 : 67,675.19 = 15,527.70 : x
  2. Step 2: Convert to fraction form
    45,113.76/67,675.19 = 15,527.70/x
  3. Step 3: Cross multiply
    45,113.76x = 67,675.19 × 15,527.70
  4. Step 4: Simplify right side
    45,113.76x = 1,050,840,047.76
  5. Step 5: Solve for x
    x = 1,050,840,047.76/45,113.76
  6. Step 6: Final answer
    x = 23,293.12

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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.