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Finding the Fourth Proportional to 57,671.80, 79,586.94 and 32,521.12

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Solution

The fourth proportional to 57,671.80, 79,586.94 and 32,521.12 is: 44,879.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,671.80 : 79,586.94 = 32,521.12 : x
  2. Step 2: Convert to fraction form
    57,671.80/79,586.94 = 32,521.12/x
  3. Step 3: Cross multiply
    57,671.80x = 79,586.94 × 32,521.12
  4. Step 4: Simplify right side
    57,671.80x = 2,588,256,426.17
  5. Step 5: Solve for x
    x = 2,588,256,426.17/57,671.80
  6. Step 6: Final answer
    x = 44,879.06

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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.