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Finding the Fourth Proportional to 17,740.76, 24,486.96 and 10,479.22

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Solution

The fourth proportional to 17,740.76, 24,486.96 and 10,479.22 is: 14,464.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,740.76 : 24,486.96 = 10,479.22 : x
  2. Step 2: Convert to fraction form
    17,740.76/24,486.96 = 10,479.22/x
  3. Step 3: Cross multiply
    17,740.76x = 24,486.96 × 10,479.22
  4. Step 4: Simplify right side
    17,740.76x = 256,604,240.97
  5. Step 5: Solve for x
    x = 256,604,240.97/17,740.76
  6. Step 6: Final answer
    x = 14,464.11

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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.