Home / 57,455.12-79,286.48-32,306.24

Finding the Fourth Proportional to 57,455.12, 79,286.48 and 32,306.24

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Solution

The fourth proportional to 57,455.12, 79,286.48 and 32,306.24 is: 44,581.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,455.12 : 79,286.48 = 32,306.24 : x
  2. Step 2: Convert to fraction form
    57,455.12/79,286.48 = 32,306.24/x
  3. Step 3: Cross multiply
    57,455.12x = 79,286.48 × 32,306.24
  4. Step 4: Simplify right side
    57,455.12x = 2,561,448,051.64
  5. Step 5: Solve for x
    x = 2,561,448,051.64/57,455.12
  6. Step 6: Final answer
    x = 44,581.72

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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.