Home / 25,753.30-35,536.56-15,000.54

Finding the Fourth Proportional to 25,753.30, 35,536.56 and 15,000.54

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Solution

The fourth proportional to 25,753.30, 35,536.56 and 15,000.54 is: 20,699.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,753.30 : 35,536.56 = 15,000.54 : x
  2. Step 2: Convert to fraction form
    25,753.30/35,536.56 = 15,000.54/x
  3. Step 3: Cross multiply
    25,753.30x = 35,536.56 × 15,000.54
  4. Step 4: Simplify right side
    25,753.30x = 533,067,589.74
  5. Step 5: Solve for x
    x = 533,067,589.74/25,753.30
  6. Step 6: Final answer
    x = 20,699.00

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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.