Home / 25,013.76-34,491.36-17,040

Finding the Fourth Proportional to 25,013.76, 34,491.36 and 17,040

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Solution

The fourth proportional to 25,013.76, 34,491.36 and 17,040 is: 23,496.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,013.76 : 34,491.36 = 17,040 : x
  2. Step 2: Convert to fraction form
    25,013.76/34,491.36 = 17,040/x
  3. Step 3: Cross multiply
    25,013.76x = 34,491.36 × 17,040
  4. Step 4: Simplify right side
    25,013.76x = 587,732,774.40
  5. Step 5: Solve for x
    x = 587,732,774.40/25,013.76
  6. Step 6: Final answer
    x = 23,496.38

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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.