Home / 18,010.77-27,017.52-4,862.95

Finding the Fourth Proportional to 18,010.77, 27,017.52 and 4,862.95

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Solution

The fourth proportional to 18,010.77, 27,017.52 and 4,862.95 is: 7,294.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,010.77 : 27,017.52 = 4,862.95 : x
  2. Step 2: Convert to fraction form
    18,010.77/27,017.52 = 4,862.95/x
  3. Step 3: Cross multiply
    18,010.77x = 27,017.52 × 4,862.95
  4. Step 4: Simplify right side
    18,010.77x = 131,384,763.10
  5. Step 5: Solve for x
    x = 131,384,763.10/18,010.77
  6. Step 6: Final answer
    x = 7,294.79

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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.