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Finding the Fourth Proportional to 17,573.76, 24,278.13 and 11,538.32

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Solution

The fourth proportional to 17,573.76, 24,278.13 and 11,538.32 is: 15,940.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,573.76 : 24,278.13 = 11,538.32 : x
  2. Step 2: Convert to fraction form
    17,573.76/24,278.13 = 11,538.32/x
  3. Step 3: Cross multiply
    17,573.76x = 24,278.13 × 11,538.32
  4. Step 4: Simplify right side
    17,573.76x = 280,128,711.55
  5. Step 5: Solve for x
    x = 280,128,711.55/17,573.76
  6. Step 6: Final answer
    x = 15,940.17

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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.