Home / 10,214.32-15,324.78-5,016.55

Finding the Fourth Proportional to 10,214.32, 15,324.78 and 5,016.55

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Solution

The fourth proportional to 10,214.32, 15,324.78 and 5,016.55 is: 7,526.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,214.32 : 15,324.78 = 5,016.55 : x
  2. Step 2: Convert to fraction form
    10,214.32/15,324.78 = 5,016.55/x
  3. Step 3: Cross multiply
    10,214.32x = 15,324.78 × 5,016.55
  4. Step 4: Simplify right side
    10,214.32x = 76,877,525.11
  5. Step 5: Solve for x
    x = 76,877,525.11/10,214.32
  6. Step 6: Final answer
    x = 7,526.45

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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.