Home / 26,611.20-36,726.08-19,885.19

Finding the Fourth Proportional to 26,611.20, 36,726.08 and 19,885.19

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Solution

The fourth proportional to 26,611.20, 36,726.08 and 19,885.19 is: 27,443.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,611.20 : 36,726.08 = 19,885.19 : x
  2. Step 2: Convert to fraction form
    26,611.20/36,726.08 = 19,885.19/x
  3. Step 3: Cross multiply
    26,611.20x = 36,726.08 × 19,885.19
  4. Step 4: Simplify right side
    26,611.20x = 730,304,795.70
  5. Step 5: Solve for x
    x = 730,304,795.70/26,611.20
  6. Step 6: Final answer
    x = 27,443.51

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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.