Home / 22,743.93-31,387.49-13,184.13

Finding the Fourth Proportional to 22,743.93, 31,387.49 and 13,184.13

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Solution

The fourth proportional to 22,743.93, 31,387.49 and 13,184.13 is: 18,194.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,743.93 : 31,387.49 = 13,184.13 : x
  2. Step 2: Convert to fraction form
    22,743.93/31,387.49 = 13,184.13/x
  3. Step 3: Cross multiply
    22,743.93x = 31,387.49 × 13,184.13
  4. Step 4: Simplify right side
    22,743.93x = 413,816,748.53
  5. Step 5: Solve for x
    x = 413,816,748.53/22,743.93
  6. Step 6: Final answer
    x = 18,194.60

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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.