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Finding the Fourth Proportional to 57,441.80, 86,162.84 and 17,461.15

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Solution

The fourth proportional to 57,441.80, 86,162.84 and 17,461.15 is: 26,191.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,441.80 : 86,162.84 = 17,461.15 : x
  2. Step 2: Convert to fraction form
    57,441.80/86,162.84 = 17,461.15/x
  3. Step 3: Cross multiply
    57,441.80x = 86,162.84 × 17,461.15
  4. Step 4: Simplify right side
    57,441.80x = 1,504,502,273.67
  5. Step 5: Solve for x
    x = 1,504,502,273.67/57,441.80
  6. Step 6: Final answer
    x = 26,191.77

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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.