Home / 17,557.76-26,313.66-15,330.97

Finding the Fourth Proportional to 17,557.76, 26,313.66 and 15,330.97

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Solution

The fourth proportional to 17,557.76, 26,313.66 and 15,330.97 is: 22,976.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,557.76 : 26,313.66 = 15,330.97 : x
  2. Step 2: Convert to fraction form
    17,557.76/26,313.66 = 15,330.97/x
  3. Step 3: Cross multiply
    17,557.76x = 26,313.66 × 15,330.97
  4. Step 4: Simplify right side
    17,557.76x = 403,413,964.94
  5. Step 5: Solve for x
    x = 403,413,964.94/17,557.76
  6. Step 6: Final answer
    x = 22,976.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.