Home / 45,011.85-67,476.03-15,422.66

Finding the Fourth Proportional to 45,011.85, 67,476.03 and 15,422.66

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Solution

The fourth proportional to 45,011.85, 67,476.03 and 15,422.66 is: 23,119.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,011.85 : 67,476.03 = 15,422.66 : x
  2. Step 2: Convert to fraction form
    45,011.85/67,476.03 = 15,422.66/x
  3. Step 3: Cross multiply
    45,011.85x = 67,476.03 × 15,422.66
  4. Step 4: Simplify right side
    45,011.85x = 1,040,659,531.46
  5. Step 5: Solve for x
    x = 1,040,659,531.46/45,011.85
  6. Step 6: Final answer
    x = 23,119.68

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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.