Home / 18,558.06-27,837.09-15,261.17

Finding the Fourth Proportional to 18,558.06, 27,837.09 and 15,261.17

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Solution

The fourth proportional to 18,558.06, 27,837.09 and 15,261.17 is: 22,891.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,558.06 : 27,837.09 = 15,261.17 : x
  2. Step 2: Convert to fraction form
    18,558.06/27,837.09 = 15,261.17/x
  3. Step 3: Cross multiply
    18,558.06x = 27,837.09 × 15,261.17
  4. Step 4: Simplify right side
    18,558.06x = 424,826,423.61
  5. Step 5: Solve for x
    x = 424,826,423.61/18,558.06
  6. Step 6: Final answer
    x = 22,891.75

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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.