Home / 10,269.88-15,402.18-4,030.12

Finding the Fourth Proportional to 10,269.88, 15,402.18 and 4,030.12

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Solution

The fourth proportional to 10,269.88, 15,402.18 and 4,030.12 is: 6,044.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269.88 : 15,402.18 = 4,030.12 : x
  2. Step 2: Convert to fraction form
    10,269.88/15,402.18 = 4,030.12/x
  3. Step 3: Cross multiply
    10,269.88x = 15,402.18 × 4,030.12
  4. Step 4: Simplify right side
    10,269.88x = 62,072,633.66
  5. Step 5: Solve for x
    x = 62,072,633.66/10,269.88
  6. Step 6: Final answer
    x = 6,044.14

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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.