Home / 14,116.52-19,480.76-7,743.14

Finding the Fourth Proportional to 14,116.52, 19,480.76 and 7,743.14

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Solution

The fourth proportional to 14,116.52, 19,480.76 and 7,743.14 is: 10,685.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.52 : 19,480.76 = 7,743.14 : x
  2. Step 2: Convert to fraction form
    14,116.52/19,480.76 = 7,743.14/x
  3. Step 3: Cross multiply
    14,116.52x = 19,480.76 × 7,743.14
  4. Step 4: Simplify right side
    14,116.52x = 150,842,251.99
  5. Step 5: Solve for x
    x = 150,842,251.99/14,116.52
  6. Step 6: Final answer
    x = 10,685.51

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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.