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Finding the Fourth Proportional to 57,658.84, 79,566.78 and 32,510.68

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Solution

The fourth proportional to 57,658.84, 79,566.78 and 32,510.68 is: 44,863.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,658.84 : 79,566.78 = 32,510.68 : x
  2. Step 2: Convert to fraction form
    57,658.84/79,566.78 = 32,510.68/x
  3. Step 3: Cross multiply
    57,658.84x = 79,566.78 × 32,510.68
  4. Step 4: Simplify right side
    57,658.84x = 2,586,770,123.21
  5. Step 5: Solve for x
    x = 2,586,770,123.21/57,658.84
  6. Step 6: Final answer
    x = 44,863.37

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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.