Home / 35,314.75-48,732.33-19,398.86

Finding the Fourth Proportional to 35,314.75, 48,732.33 and 19,398.86

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Solution

The fourth proportional to 35,314.75, 48,732.33 and 19,398.86 is: 26,769.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,314.75 : 48,732.33 = 19,398.86 : x
  2. Step 2: Convert to fraction form
    35,314.75/48,732.33 = 19,398.86/x
  3. Step 3: Cross multiply
    35,314.75x = 48,732.33 × 19,398.86
  4. Step 4: Simplify right side
    35,314.75x = 945,351,658.97
  5. Step 5: Solve for x
    x = 945,351,658.97/35,314.75
  6. Step 6: Final answer
    x = 26,769.31

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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.