Home / 40,182.66-60,278.04-10,602.54

Finding the Fourth Proportional to 40,182.66, 60,278.04 and 10,602.54

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Solution

The fourth proportional to 40,182.66, 60,278.04 and 10,602.54 is: 15,904.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,182.66 : 60,278.04 = 10,602.54 : x
  2. Step 2: Convert to fraction form
    40,182.66/60,278.04 = 10,602.54/x
  3. Step 3: Cross multiply
    40,182.66x = 60,278.04 × 10,602.54
  4. Step 4: Simplify right side
    40,182.66x = 639,100,330.22
  5. Step 5: Solve for x
    x = 639,100,330.22/40,182.66
  6. Step 6: Final answer
    x = 15,904.88

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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.