Home / 25,027.29-37,521.36-12,540.87

Finding the Fourth Proportional to 25,027.29, 37,521.36 and 12,540.87

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Solution

The fourth proportional to 25,027.29, 37,521.36 and 12,540.87 is: 18,801.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,027.29 : 37,521.36 = 12,540.87 : x
  2. Step 2: Convert to fraction form
    25,027.29/37,521.36 = 12,540.87/x
  3. Step 3: Cross multiply
    25,027.29x = 37,521.36 × 12,540.87
  4. Step 4: Simplify right side
    25,027.29x = 470,550,497.98
  5. Step 5: Solve for x
    x = 470,550,497.98/25,027.29
  6. Step 6: Final answer
    x = 18,801.50

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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.