Home / 29,389.52-40,570.80-18,793.44

Finding the Fourth Proportional to 29,389.52, 40,570.80 and 18,793.44

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Solution

The fourth proportional to 29,389.52, 40,570.80 and 18,793.44 is: 25,943.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,389.52 : 40,570.80 = 18,793.44 : x
  2. Step 2: Convert to fraction form
    29,389.52/40,570.80 = 18,793.44/x
  3. Step 3: Cross multiply
    29,389.52x = 40,570.80 × 18,793.44
  4. Step 4: Simplify right side
    29,389.52x = 762,464,895.55
  5. Step 5: Solve for x
    x = 762,464,895.55/29,389.52
  6. Step 6: Final answer
    x = 25,943.43

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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.