Home / 40,934.65-56,459.58-28,191.88

Finding the Fourth Proportional to 40,934.65, 56,459.58 and 28,191.88

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Solution

The fourth proportional to 40,934.65, 56,459.58 and 28,191.88 is: 38,883.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,934.65 : 56,459.58 = 28,191.88 : x
  2. Step 2: Convert to fraction form
    40,934.65/56,459.58 = 28,191.88/x
  3. Step 3: Cross multiply
    40,934.65x = 56,459.58 × 28,191.88
  4. Step 4: Simplify right side
    40,934.65x = 1,591,701,704.21
  5. Step 5: Solve for x
    x = 1,591,701,704.21/40,934.65
  6. Step 6: Final answer
    x = 38,883.97

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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.