Home / 17,213.96-23,732.90-11,153.40

Finding the Fourth Proportional to 17,213.96, 23,732.90 and 11,153.40

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Solution

The fourth proportional to 17,213.96, 23,732.90 and 11,153.40 is: 15,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,213.96 : 23,732.90 = 11,153.40 : x
  2. Step 2: Convert to fraction form
    17,213.96/23,732.90 = 11,153.40/x
  3. Step 3: Cross multiply
    17,213.96x = 23,732.90 × 11,153.40
  4. Step 4: Simplify right side
    17,213.96x = 264,702,526.86
  5. Step 5: Solve for x
    x = 264,702,526.86/17,213.96
  6. Step 6: Final answer
    x = 15,377.20

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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.