Home / 57,962.25-79,987.91-32,811.75

Finding the Fourth Proportional to 57,962.25, 79,987.91 and 32,811.75

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Solution

The fourth proportional to 57,962.25, 79,987.91 and 32,811.75 is: 45,280.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,962.25 : 79,987.91 = 32,811.75 : x
  2. Step 2: Convert to fraction form
    57,962.25/79,987.91 = 32,811.75/x
  3. Step 3: Cross multiply
    57,962.25x = 79,987.91 × 32,811.75
  4. Step 4: Simplify right side
    57,962.25x = 2,624,543,141.88
  5. Step 5: Solve for x
    x = 2,624,543,141.88/57,962.25
  6. Step 6: Final answer
    x = 45,280.22

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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.