Home / 27,737.25-38,277.41-17,818.53

Finding the Fourth Proportional to 27,737.25, 38,277.41 and 17,818.53

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Solution

The fourth proportional to 27,737.25, 38,277.41 and 17,818.53 is: 24,589.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,737.25 : 38,277.41 = 17,818.53 : x
  2. Step 2: Convert to fraction form
    27,737.25/38,277.41 = 17,818.53/x
  3. Step 3: Cross multiply
    27,737.25x = 38,277.41 × 17,818.53
  4. Step 4: Simplify right side
    27,737.25x = 682,047,089.31
  5. Step 5: Solve for x
    x = 682,047,089.31/27,737.25
  6. Step 6: Final answer
    x = 24,589.57

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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.