Home / 19,341.62-26,691.39-10,958.12

Finding the Fourth Proportional to 19,341.62, 26,691.39 and 10,958.12

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Solution

The fourth proportional to 19,341.62, 26,691.39 and 10,958.12 is: 15,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,341.62 : 26,691.39 = 10,958.12 : x
  2. Step 2: Convert to fraction form
    19,341.62/26,691.39 = 10,958.12/x
  3. Step 3: Cross multiply
    19,341.62x = 26,691.39 × 10,958.12
  4. Step 4: Simplify right side
    19,341.62x = 292,487,454.59
  5. Step 5: Solve for x
    x = 292,487,454.59/19,341.62
  6. Step 6: Final answer
    x = 15,122.18

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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.