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Finding the Fourth Proportional to 17,915.53, 24,713.34 and 10,743.53

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Solution

The fourth proportional to 17,915.53, 24,713.34 and 10,743.53 is: 14,820.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.53 : 24,713.34 = 10,743.53 : x
  2. Step 2: Convert to fraction form
    17,915.53/24,713.34 = 10,743.53/x
  3. Step 3: Cross multiply
    17,915.53x = 24,713.34 × 10,743.53
  4. Step 4: Simplify right side
    17,915.53x = 265,508,455.97
  5. Step 5: Solve for x
    x = 265,508,455.97/17,915.53
  6. Step 6: Final answer
    x = 14,820.02

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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.