Home / 31,717.72-43,768.56-17,569.54

Finding the Fourth Proportional to 31,717.72, 43,768.56 and 17,569.54

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Solution

The fourth proportional to 31,717.72, 43,768.56 and 17,569.54 is: 24,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,717.72 : 43,768.56 = 17,569.54 : x
  2. Step 2: Convert to fraction form
    31,717.72/43,768.56 = 17,569.54/x
  3. Step 3: Cross multiply
    31,717.72x = 43,768.56 × 17,569.54
  4. Step 4: Simplify right side
    31,717.72x = 768,993,465.66
  5. Step 5: Solve for x
    x = 768,993,465.66/31,717.72
  6. Step 6: Final answer
    x = 24,244.92

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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.