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Finding the Fourth Proportional to 57,914.48, 79,915.24 and 32,422.24

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Solution

The fourth proportional to 57,914.48, 79,915.24 and 32,422.24 is: 44,738.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,914.48 : 79,915.24 = 32,422.24 : x
  2. Step 2: Convert to fraction form
    57,914.48/79,915.24 = 32,422.24/x
  3. Step 3: Cross multiply
    57,914.48x = 79,915.24 × 32,422.24
  4. Step 4: Simplify right side
    57,914.48x = 2,591,031,090.94
  5. Step 5: Solve for x
    x = 2,591,031,090.94/57,914.48
  6. Step 6: Final answer
    x = 44,738.92

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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.