Home / 10,565.03-15,824.18-7,225.36

Finding the Fourth Proportional to 10,565.03, 15,824.18 and 7,225.36

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Solution

The fourth proportional to 10,565.03, 15,824.18 and 7,225.36 is: 10,822.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,565.03 : 15,824.18 = 7,225.36 : x
  2. Step 2: Convert to fraction form
    10,565.03/15,824.18 = 7,225.36/x
  3. Step 3: Cross multiply
    10,565.03x = 15,824.18 × 7,225.36
  4. Step 4: Simplify right side
    10,565.03x = 114,335,321.52
  5. Step 5: Solve for x
    x = 114,335,321.52/10,565.03
  6. Step 6: Final answer
    x = 10,822.06

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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.