Home / 45,011.35-67,475.28-15,422.16

Finding the Fourth Proportional to 45,011.35, 67,475.28 and 15,422.16

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Solution

The fourth proportional to 45,011.35, 67,475.28 and 15,422.16 is: 23,118.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,011.35 : 67,475.28 = 15,422.16 : x
  2. Step 2: Convert to fraction form
    45,011.35/67,475.28 = 15,422.16/x
  3. Step 3: Cross multiply
    45,011.35x = 67,475.28 × 15,422.16
  4. Step 4: Simplify right side
    45,011.35x = 1,040,614,564.20
  5. Step 5: Solve for x
    x = 1,040,614,564.20/45,011.35
  6. Step 6: Final answer
    x = 23,118.94

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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.