Home / 16,748.74-23,113.30-9,195.12

Finding the Fourth Proportional to 16,748.74, 23,113.30 and 9,195.12

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Solution

The fourth proportional to 16,748.74, 23,113.30 and 9,195.12 is: 12,689.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.74 : 23,113.30 = 9,195.12 : x
  2. Step 2: Convert to fraction form
    16,748.74/23,113.30 = 9,195.12/x
  3. Step 3: Cross multiply
    16,748.74x = 23,113.30 × 9,195.12
  4. Step 4: Simplify right side
    16,748.74x = 212,529,567.10
  5. Step 5: Solve for x
    x = 212,529,567.10/16,748.74
  6. Step 6: Final answer
    x = 12,689.29

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Double scale
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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.