Home / 16,998.89-23,442.90-11,253.92

Finding the Fourth Proportional to 16,998.89, 23,442.90 and 11,253.92

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Solution

The fourth proportional to 16,998.89, 23,442.90 and 11,253.92 is: 15,520.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.89 : 23,442.90 = 11,253.92 : x
  2. Step 2: Convert to fraction form
    16,998.89/23,442.90 = 11,253.92/x
  3. Step 3: Cross multiply
    16,998.89x = 23,442.90 × 11,253.92
  4. Step 4: Simplify right side
    16,998.89x = 263,824,521.17
  5. Step 5: Solve for x
    x = 263,824,521.17/16,998.89
  6. Step 6: Final answer
    x = 15,520.10

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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.