Home / 40,170.88-60,264.78-15,210.46

Finding the Fourth Proportional to 40,170.88, 60,264.78 and 15,210.46

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Solution

The fourth proportional to 40,170.88, 60,264.78 and 15,210.46 is: 22,818.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,170.88 : 60,264.78 = 15,210.46 : x
  2. Step 2: Convert to fraction form
    40,170.88/60,264.78 = 15,210.46/x
  3. Step 3: Cross multiply
    40,170.88x = 60,264.78 × 15,210.46
  4. Step 4: Simplify right side
    40,170.88x = 916,655,025.60
  5. Step 5: Solve for x
    x = 916,655,025.60/40,170.88
  6. Step 6: Final answer
    x = 22,818.89

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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.