Home / 29,252.64-40,326.48-20,854.56

Finding the Fourth Proportional to 29,252.64, 40,326.48 and 20,854.56

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Solution

The fourth proportional to 29,252.64, 40,326.48 and 20,854.56 is: 28,749.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,252.64 : 40,326.48 = 20,854.56 : x
  2. Step 2: Convert to fraction form
    29,252.64/40,326.48 = 20,854.56/x
  3. Step 3: Cross multiply
    29,252.64x = 40,326.48 × 20,854.56
  4. Step 4: Simplify right side
    29,252.64x = 840,990,996.75
  5. Step 5: Solve for x
    x = 840,990,996.75/29,252.64
  6. Step 6: Final answer
    x = 28,749.23

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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.