Home / 17,510.67-24,168.78-11,543.40

Finding the Fourth Proportional to 17,510.67, 24,168.78 and 11,543.40

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Solution

The fourth proportional to 17,510.67, 24,168.78 and 11,543.40 is: 15,932.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,510.67 : 24,168.78 = 11,543.40 : x
  2. Step 2: Convert to fraction form
    17,510.67/24,168.78 = 11,543.40/x
  3. Step 3: Cross multiply
    17,510.67x = 24,168.78 × 11,543.40
  4. Step 4: Simplify right side
    17,510.67x = 278,989,895.05
  5. Step 5: Solve for x
    x = 278,989,895.05/17,510.67
  6. Step 6: Final answer
    x = 15,932.57

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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.