Home / 25,471.37-38,165.56-15,589.91

Finding the Fourth Proportional to 25,471.37, 38,165.56 and 15,589.91

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Solution

The fourth proportional to 25,471.37, 38,165.56 and 15,589.91 is: 23,359.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,471.37 : 38,165.56 = 15,589.91 : x
  2. Step 2: Convert to fraction form
    25,471.37/38,165.56 = 15,589.91/x
  3. Step 3: Cross multiply
    25,471.37x = 38,165.56 × 15,589.91
  4. Step 4: Simplify right side
    25,471.37x = 594,997,645.50
  5. Step 5: Solve for x
    x = 594,997,645.50/25,471.37
  6. Step 6: Final answer
    x = 23,359.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.