Home / 16,749.11-23,113.67-9,195.58

Finding the Fourth Proportional to 16,749.11, 23,113.67 and 9,195.58

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Solution

The fourth proportional to 16,749.11, 23,113.67 and 9,195.58 is: 12,689.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,749.11 : 23,113.67 = 9,195.58 : x
  2. Step 2: Convert to fraction form
    16,749.11/23,113.67 = 9,195.58/x
  3. Step 3: Cross multiply
    16,749.11x = 23,113.67 × 9,195.58
  4. Step 4: Simplify right side
    16,749.11x = 212,543,506.20
  5. Step 5: Solve for x
    x = 212,543,506.20/16,749.11
  6. Step 6: Final answer
    x = 12,689.84

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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.