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Finding the Fourth Proportional to 17,881.64, 24,670.96 and 10,326.97

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Solution

The fourth proportional to 17,881.64, 24,670.96 and 10,326.97 is: 14,247.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,881.64 : 24,670.96 = 10,326.97 : x
  2. Step 2: Convert to fraction form
    17,881.64/24,670.96 = 10,326.97/x
  3. Step 3: Cross multiply
    17,881.64x = 24,670.96 × 10,326.97
  4. Step 4: Simplify right side
    17,881.64x = 254,776,263.79
  5. Step 5: Solve for x
    x = 254,776,263.79/17,881.64
  6. Step 6: Final answer
    x = 14,247.92

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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.