Home / 16,751.12-23,114.90-9,677.39

Finding the Fourth Proportional to 16,751.12, 23,114.90 and 9,677.39

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Solution

The fourth proportional to 16,751.12, 23,114.90 and 9,677.39 is: 13,353.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,751.12 : 23,114.90 = 9,677.39 : x
  2. Step 2: Convert to fraction form
    16,751.12/23,114.90 = 9,677.39/x
  3. Step 3: Cross multiply
    16,751.12x = 23,114.90 × 9,677.39
  4. Step 4: Simplify right side
    16,751.12x = 223,691,810.73
  5. Step 5: Solve for x
    x = 223,691,810.73/16,751.12
  6. Step 6: Final answer
    x = 13,353.85

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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.