Home / 27,881.53-38,463.68-17,804.93

Finding the Fourth Proportional to 27,881.53, 38,463.68 and 17,804.93

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Solution

The fourth proportional to 27,881.53, 38,463.68 and 17,804.93 is: 24,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,881.53 : 38,463.68 = 17,804.93 : x
  2. Step 2: Convert to fraction form
    27,881.53/38,463.68 = 17,804.93/x
  3. Step 3: Cross multiply
    27,881.53x = 38,463.68 × 17,804.93
  4. Step 4: Simplify right side
    27,881.53x = 684,843,129.94
  5. Step 5: Solve for x
    x = 684,843,129.94/27,881.53
  6. Step 6: Final answer
    x = 24,562.61

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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.