Home / 19,119.38-26,397.60-14,635.14

Finding the Fourth Proportional to 19,119.38, 26,397.60 and 14,635.14

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Solution

The fourth proportional to 19,119.38, 26,397.60 and 14,635.14 is: 20,206.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,119.38 : 26,397.60 = 14,635.14 : x
  2. Step 2: Convert to fraction form
    19,119.38/26,397.60 = 14,635.14/x
  3. Step 3: Cross multiply
    19,119.38x = 26,397.60 × 14,635.14
  4. Step 4: Simplify right side
    19,119.38x = 386,332,571.66
  5. Step 5: Solve for x
    x = 386,332,571.66/19,119.38
  6. Step 6: Final answer
    x = 20,206.33

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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.