Home / 14,306.49-19,748.21-10,763.55

Finding the Fourth Proportional to 14,306.49, 19,748.21 and 10,763.55

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Solution

The fourth proportional to 14,306.49, 19,748.21 and 10,763.55 is: 14,857.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.49 : 19,748.21 = 10,763.55 : x
  2. Step 2: Convert to fraction form
    14,306.49/19,748.21 = 10,763.55/x
  3. Step 3: Cross multiply
    14,306.49x = 19,748.21 × 10,763.55
  4. Step 4: Simplify right side
    14,306.49x = 212,560,791.93
  5. Step 5: Solve for x
    x = 212,560,791.93/14,306.49
  6. Step 6: Final answer
    x = 14,857.65

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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.