Home / 22,891.16-34,492.72-18,822.32

Finding the Fourth Proportional to 22,891.16, 34,492.72 and 18,822.32

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Solution

The fourth proportional to 22,891.16, 34,492.72 and 18,822.32 is: 28,361.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,891.16 : 34,492.72 = 18,822.32 : x
  2. Step 2: Convert to fraction form
    22,891.16/34,492.72 = 18,822.32/x
  3. Step 3: Cross multiply
    22,891.16x = 34,492.72 × 18,822.32
  4. Step 4: Simplify right side
    22,891.16x = 649,232,746.94
  5. Step 5: Solve for x
    x = 649,232,746.94/22,891.16
  6. Step 6: Final answer
    x = 28,361.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.