Home / 40,034.16-60,045.84-10,449.60

Finding the Fourth Proportional to 40,034.16, 60,045.84 and 10,449.60

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Solution

The fourth proportional to 40,034.16, 60,045.84 and 10,449.60 is: 15,672.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,034.16 : 60,045.84 = 10,449.60 : x
  2. Step 2: Convert to fraction form
    40,034.16/60,045.84 = 10,449.60/x
  3. Step 3: Cross multiply
    40,034.16x = 60,045.84 × 10,449.60
  4. Step 4: Simplify right side
    40,034.16x = 627,455,009.66
  5. Step 5: Solve for x
    x = 627,455,009.66/40,034.16
  6. Step 6: Final answer
    x = 15,672.99

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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.