Home / 29,404.10-40,555.29-20,344.55

Finding the Fourth Proportional to 29,404.10, 40,555.29 and 20,344.55

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Solution

The fourth proportional to 29,404.10, 40,555.29 and 20,344.55 is: 28,060.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,404.10 : 40,555.29 = 20,344.55 : x
  2. Step 2: Convert to fraction form
    29,404.10/40,555.29 = 20,344.55/x
  3. Step 3: Cross multiply
    29,404.10x = 40,555.29 × 20,344.55
  4. Step 4: Simplify right side
    29,404.10x = 825,078,922.39
  5. Step 5: Solve for x
    x = 825,078,922.39/29,404.10
  6. Step 6: Final answer
    x = 28,060.00

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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.