Home / 18,079.89-24,959.28-11,369.22

Finding the Fourth Proportional to 18,079.89, 24,959.28 and 11,369.22

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Solution

The fourth proportional to 18,079.89, 24,959.28 and 11,369.22 is: 15,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,079.89 : 24,959.28 = 11,369.22 : x
  2. Step 2: Convert to fraction form
    18,079.89/24,959.28 = 11,369.22/x
  3. Step 3: Cross multiply
    18,079.89x = 24,959.28 × 11,369.22
  4. Step 4: Simplify right side
    18,079.89x = 283,767,420.57
  5. Step 5: Solve for x
    x = 283,767,420.57/18,079.89
  6. Step 6: Final answer
    x = 15,695.20

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1.5x scale

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.