Home / 45,882.32-68,649.56-27,172.40

Finding the Fourth Proportional to 45,882.32, 68,649.56 and 27,172.40

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Solution

The fourth proportional to 45,882.32, 68,649.56 and 27,172.40 is: 40,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,882.32 : 68,649.56 = 27,172.40 : x
  2. Step 2: Convert to fraction form
    45,882.32/68,649.56 = 27,172.40/x
  3. Step 3: Cross multiply
    45,882.32x = 68,649.56 × 27,172.40
  4. Step 4: Simplify right side
    45,882.32x = 1,865,373,304.14
  5. Step 5: Solve for x
    x = 1,865,373,304.14/45,882.32
  6. Step 6: Final answer
    x = 40,655.60

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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.