Home / 15,041.90-20,757.26-8,327.00

Finding the Fourth Proportional to 15,041.90, 20,757.26 and 8,327.00

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Solution

The fourth proportional to 15,041.90, 20,757.26 and 8,327.00 is: 11,490.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,041.90 : 20,757.26 = 8,327.00 : x
  2. Step 2: Convert to fraction form
    15,041.90/20,757.26 = 8,327.00/x
  3. Step 3: Cross multiply
    15,041.90x = 20,757.26 × 8,327.00
  4. Step 4: Simplify right side
    15,041.90x = 172,845,776.73
  5. Step 5: Solve for x
    x = 172,845,776.73/15,041.90
  6. Step 6: Final answer
    x = 11,490.95

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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.