Home / 14,995.22-22,468.20-5,129.12

Finding the Fourth Proportional to 14,995.22, 22,468.20 and 5,129.12

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Solution

The fourth proportional to 14,995.22, 22,468.20 and 5,129.12 is: 7,685.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,995.22 : 22,468.20 = 5,129.12 : x
  2. Step 2: Convert to fraction form
    14,995.22/22,468.20 = 5,129.12/x
  3. Step 3: Cross multiply
    14,995.22x = 22,468.20 × 5,129.12
  4. Step 4: Simplify right side
    14,995.22x = 115,241,981.64
  5. Step 5: Solve for x
    x = 115,241,981.64/14,995.22
  6. Step 6: Final answer
    x = 7,685.25

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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.