Home / 26,306.40-36,283.68-18,637.44

Finding the Fourth Proportional to 26,306.40, 36,283.68 and 18,637.44

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Solution

The fourth proportional to 26,306.40, 36,283.68 and 18,637.44 is: 25,706.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,306.40 : 36,283.68 = 18,637.44 : x
  2. Step 2: Convert to fraction form
    26,306.40/36,283.68 = 18,637.44/x
  3. Step 3: Cross multiply
    26,306.40x = 36,283.68 × 18,637.44
  4. Step 4: Simplify right side
    26,306.40x = 676,234,908.98
  5. Step 5: Solve for x
    x = 676,234,908.98/26,306.40
  6. Step 6: Final answer
    x = 25,706.10

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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.