Home / 38,327.10-52,891.32-21,560.10

Finding the Fourth Proportional to 38,327.10, 52,891.32 and 21,560.10

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Solution

The fourth proportional to 38,327.10, 52,891.32 and 21,560.10 is: 29,752.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,327.10 : 52,891.32 = 21,560.10 : x
  2. Step 2: Convert to fraction form
    38,327.10/52,891.32 = 21,560.10/x
  3. Step 3: Cross multiply
    38,327.10x = 52,891.32 × 21,560.10
  4. Step 4: Simplify right side
    38,327.10x = 1,140,342,148.33
  5. Step 5: Solve for x
    x = 1,140,342,148.33/38,327.10
  6. Step 6: Final answer
    x = 29,752.89

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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.