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Finding the Fourth Proportional to 22,881.80, 34,322.70 and 14,133.80

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Solution

The fourth proportional to 22,881.80, 34,322.70 and 14,133.80 is: 21,200.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,881.80 : 34,322.70 = 14,133.80 : x
  2. Step 2: Convert to fraction form
    22,881.80/34,322.70 = 14,133.80/x
  3. Step 3: Cross multiply
    22,881.80x = 34,322.70 × 14,133.80
  4. Step 4: Simplify right side
    22,881.80x = 485,110,177.26
  5. Step 5: Solve for x
    x = 485,110,177.26/22,881.80
  6. Step 6: Final answer
    x = 21,200.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.