Home / 10,031.73-15,033.02-5,099.64

Finding the Fourth Proportional to 10,031.73, 15,033.02 and 5,099.64

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Solution

The fourth proportional to 10,031.73, 15,033.02 and 5,099.64 is: 7,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031.73 : 15,033.02 = 5,099.64 : x
  2. Step 2: Convert to fraction form
    10,031.73/15,033.02 = 5,099.64/x
  3. Step 3: Cross multiply
    10,031.73x = 15,033.02 × 5,099.64
  4. Step 4: Simplify right side
    10,031.73x = 76,662,964.61
  5. Step 5: Solve for x
    x = 76,662,964.61/10,031.73
  6. Step 6: Final answer
    x = 7,642.05

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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.