Home / 19,341.75-26,691.62-10,958.25

Finding the Fourth Proportional to 19,341.75, 26,691.62 and 10,958.25

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Solution

The fourth proportional to 19,341.75, 26,691.62 and 10,958.25 is: 15,122.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,341.75 : 26,691.62 = 10,958.25 : x
  2. Step 2: Convert to fraction form
    19,341.75/26,691.62 = 10,958.25/x
  3. Step 3: Cross multiply
    19,341.75x = 26,691.62 × 10,958.25
  4. Step 4: Simplify right side
    19,341.75x = 292,493,444.87
  5. Step 5: Solve for x
    x = 292,493,444.87/19,341.75
  6. Step 6: Final answer
    x = 15,122.39

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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.