Home / 57,932.10-79,946.73-32,781.06

Finding the Fourth Proportional to 57,932.10, 79,946.73 and 32,781.06

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Solution

The fourth proportional to 57,932.10, 79,946.73 and 32,781.06 is: 45,238.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,932.10 : 79,946.73 = 32,781.06 : x
  2. Step 2: Convert to fraction form
    57,932.10/79,946.73 = 32,781.06/x
  3. Step 3: Cross multiply
    57,932.10x = 79,946.73 × 32,781.06
  4. Step 4: Simplify right side
    57,932.10x = 2,620,738,552.93
  5. Step 5: Solve for x
    x = 2,620,738,552.93/57,932.10
  6. Step 6: Final answer
    x = 45,238.11

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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.