Home / 10,269.47-15,396-4,031.06

Finding the Fourth Proportional to 10,269.47, 15,396 and 4,031.06

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Solution

The fourth proportional to 10,269.47, 15,396 and 4,031.06 is: 6,043.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269.47 : 15,396 = 4,031.06 : x
  2. Step 2: Convert to fraction form
    10,269.47/15,396 = 4,031.06/x
  3. Step 3: Cross multiply
    10,269.47x = 15,396 × 4,031.06
  4. Step 4: Simplify right side
    10,269.47x = 62,062,122.78
  5. Step 5: Solve for x
    x = 62,062,122.78/10,269.47
  6. Step 6: Final answer
    x = 6,043.36

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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.