Home / 10,631.18-14,691.27-7,973.97

Finding the Fourth Proportional to 10,631.18, 14,691.27 and 7,973.97

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Solution

The fourth proportional to 10,631.18, 14,691.27 and 7,973.97 is: 11,019.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.18 : 14,691.27 = 7,973.97 : x
  2. Step 2: Convert to fraction form
    10,631.18/14,691.27 = 7,973.97/x
  3. Step 3: Cross multiply
    10,631.18x = 14,691.27 × 7,973.97
  4. Step 4: Simplify right side
    10,631.18x = 117,147,746.24
  5. Step 5: Solve for x
    x = 117,147,746.24/10,631.18
  6. Step 6: Final answer
    x = 11,019.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.