Home / 25,108.17-34,649.25-13,777.73

Finding the Fourth Proportional to 25,108.17, 34,649.25 and 13,777.73

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Solution

The fourth proportional to 25,108.17, 34,649.25 and 13,777.73 is: 19,013.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,108.17 : 34,649.25 = 13,777.73 : x
  2. Step 2: Convert to fraction form
    25,108.17/34,649.25 = 13,777.73/x
  3. Step 3: Cross multiply
    25,108.17x = 34,649.25 × 13,777.73
  4. Step 4: Simplify right side
    25,108.17x = 477,388,011.20
  5. Step 5: Solve for x
    x = 477,388,011.20/25,108.17
  6. Step 6: Final answer
    x = 19,013.25

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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.