Home / 18,426.84-27,461.57-17,836.44

Finding the Fourth Proportional to 18,426.84, 27,461.57 and 17,836.44

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Solution

The fourth proportional to 18,426.84, 27,461.57 and 17,836.44 is: 26,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,426.84 : 27,461.57 = 17,836.44 : x
  2. Step 2: Convert to fraction form
    18,426.84/27,461.57 = 17,836.44/x
  3. Step 3: Cross multiply
    18,426.84x = 27,461.57 × 17,836.44
  4. Step 4: Simplify right side
    18,426.84x = 489,816,645.61
  5. Step 5: Solve for x
    x = 489,816,645.61/18,426.84
  6. Step 6: Final answer
    x = 26,581.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.