Home / 25,315.92-37,983.45-10,523.60

Finding the Fourth Proportional to 25,315.92, 37,983.45 and 10,523.60

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Solution

The fourth proportional to 25,315.92, 37,983.45 and 10,523.60 is: 15,789.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315.92 : 37,983.45 = 10,523.60 : x
  2. Step 2: Convert to fraction form
    25,315.92/37,983.45 = 10,523.60/x
  3. Step 3: Cross multiply
    25,315.92x = 37,983.45 × 10,523.60
  4. Step 4: Simplify right side
    25,315.92x = 399,722,444.50
  5. Step 5: Solve for x
    x = 399,722,444.50/25,315.92
  6. Step 6: Final answer
    x = 15,789.37

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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.