Home / 57,535.68-79,388.64-32,379.84

Finding the Fourth Proportional to 57,535.68, 79,388.64 and 32,379.84

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Solution

The fourth proportional to 57,535.68, 79,388.64 and 32,379.84 is: 44,678.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,535.68 : 79,388.64 = 32,379.84 : x
  2. Step 2: Convert to fraction form
    57,535.68/79,388.64 = 32,379.84/x
  3. Step 3: Cross multiply
    57,535.68x = 79,388.64 × 32,379.84
  4. Step 4: Simplify right side
    57,535.68x = 2,570,591,461.02
  5. Step 5: Solve for x
    x = 2,570,591,461.02/57,535.68
  6. Step 6: Final answer
    x = 44,678.21

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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.