Home / 22,726.40-34,040.28-11,015

Finding the Fourth Proportional to 22,726.40, 34,040.28 and 11,015

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Solution

The fourth proportional to 22,726.40, 34,040.28 and 11,015 is: 16,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,726.40 : 34,040.28 = 11,015 : x
  2. Step 2: Convert to fraction form
    22,726.40/34,040.28 = 11,015/x
  3. Step 3: Cross multiply
    22,726.40x = 34,040.28 × 11,015
  4. Step 4: Simplify right side
    22,726.40x = 374,953,684.20
  5. Step 5: Solve for x
    x = 374,953,684.20/22,726.40
  6. Step 6: Final answer
    x = 16,498.60

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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.