Home / 16,968.78-25,475.40-14,891.10

Finding the Fourth Proportional to 16,968.78, 25,475.40 and 14,891.10

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Solution

The fourth proportional to 16,968.78, 25,475.40 and 14,891.10 is: 22,356.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.78 : 25,475.40 = 14,891.10 : x
  2. Step 2: Convert to fraction form
    16,968.78/25,475.40 = 14,891.10/x
  3. Step 3: Cross multiply
    16,968.78x = 25,475.40 × 14,891.10
  4. Step 4: Simplify right side
    16,968.78x = 379,356,728.94
  5. Step 5: Solve for x
    x = 379,356,728.94/16,968.78
  6. Step 6: Final answer
    x = 22,356.16

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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.