Home / 16,677.44-22,988.40-13,135.04

Finding the Fourth Proportional to 16,677.44, 22,988.40 and 13,135.04

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Solution

The fourth proportional to 16,677.44, 22,988.40 and 13,135.04 is: 18,105.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,677.44 : 22,988.40 = 13,135.04 : x
  2. Step 2: Convert to fraction form
    16,677.44/22,988.40 = 13,135.04/x
  3. Step 3: Cross multiply
    16,677.44x = 22,988.40 × 13,135.04
  4. Step 4: Simplify right side
    16,677.44x = 301,953,553.54
  5. Step 5: Solve for x
    x = 301,953,553.54/16,677.44
  6. Step 6: Final answer
    x = 18,105.51

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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.