Home / 52,771.28-72,817.56-30,108.92

Finding the Fourth Proportional to 52,771.28, 72,817.56 and 30,108.92

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Solution

The fourth proportional to 52,771.28, 72,817.56 and 30,108.92 is: 41,546.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,771.28 : 72,817.56 = 30,108.92 : x
  2. Step 2: Convert to fraction form
    52,771.28/72,817.56 = 30,108.92/x
  3. Step 3: Cross multiply
    52,771.28x = 72,817.56 × 30,108.92
  4. Step 4: Simplify right side
    52,771.28x = 2,192,458,088.64
  5. Step 5: Solve for x
    x = 2,192,458,088.64/52,771.28
  6. Step 6: Final answer
    x = 41,546.43

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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.