Home / 25,434.84-38,174.22-17,649.12

Finding the Fourth Proportional to 25,434.84, 38,174.22 and 17,649.12

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Solution

The fourth proportional to 25,434.84, 38,174.22 and 17,649.12 is: 26,488.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,434.84 : 38,174.22 = 17,649.12 : x
  2. Step 2: Convert to fraction form
    25,434.84/38,174.22 = 17,649.12/x
  3. Step 3: Cross multiply
    25,434.84x = 38,174.22 × 17,649.12
  4. Step 4: Simplify right side
    25,434.84x = 673,741,389.69
  5. Step 5: Solve for x
    x = 673,741,389.69/25,434.84
  6. Step 6: Final answer
    x = 26,488.92

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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.