Home / 10,031.19-15,046.71-2,635.53

Finding the Fourth Proportional to 10,031.19, 15,046.71 and 2,635.53

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Solution

The fourth proportional to 10,031.19, 15,046.71 and 2,635.53 is: 3,953.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031.19 : 15,046.71 = 2,635.53 : x
  2. Step 2: Convert to fraction form
    10,031.19/15,046.71 = 2,635.53/x
  3. Step 3: Cross multiply
    10,031.19x = 15,046.71 × 2,635.53
  4. Step 4: Simplify right side
    10,031.19x = 39,656,055.61
  5. Step 5: Solve for x
    x = 39,656,055.61/10,031.19
  6. Step 6: Final answer
    x = 3,953.28

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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.