Home / 25,089.75-37,649.21-11,238.75

Finding the Fourth Proportional to 25,089.75, 37,649.21 and 11,238.75

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Solution

The fourth proportional to 25,089.75, 37,649.21 and 11,238.75 is: 16,864.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,089.75 : 37,649.21 = 11,238.75 : x
  2. Step 2: Convert to fraction form
    25,089.75/37,649.21 = 11,238.75/x
  3. Step 3: Cross multiply
    25,089.75x = 37,649.21 × 11,238.75
  4. Step 4: Simplify right side
    25,089.75x = 423,130,002.69
  5. Step 5: Solve for x
    x = 423,130,002.69/25,089.75
  6. Step 6: Final answer
    x = 16,864.66

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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.