Home / 14,306.39-19,742.87-7,933.43

Finding the Fourth Proportional to 14,306.39, 19,742.87 and 7,933.43

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Solution

The fourth proportional to 14,306.39, 19,742.87 and 7,933.43 is: 10,948.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.39 : 19,742.87 = 7,933.43 : x
  2. Step 2: Convert to fraction form
    14,306.39/19,742.87 = 7,933.43/x
  3. Step 3: Cross multiply
    14,306.39x = 19,742.87 × 7,933.43
  4. Step 4: Simplify right side
    14,306.39x = 156,628,721.43
  5. Step 5: Solve for x
    x = 156,628,721.43/14,306.39
  6. Step 6: Final answer
    x = 10,948.16

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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.