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Finding the Fourth Proportional to 23,883.71, 32,960.18 and 13,811.18

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Solution

The fourth proportional to 23,883.71, 32,960.18 and 13,811.18 is: 19,059.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,883.71 : 32,960.18 = 13,811.18 : x
  2. Step 2: Convert to fraction form
    23,883.71/32,960.18 = 13,811.18/x
  3. Step 3: Cross multiply
    23,883.71x = 32,960.18 × 13,811.18
  4. Step 4: Simplify right side
    23,883.71x = 455,218,848.54
  5. Step 5: Solve for x
    x = 455,218,848.54/23,883.71
  6. Step 6: Final answer
    x = 19,059.81

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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.