Home / 34,918.29-48,188.34-19,811.59

Finding the Fourth Proportional to 34,918.29, 48,188.34 and 19,811.59

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Solution

The fourth proportional to 34,918.29, 48,188.34 and 19,811.59 is: 27,340.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,918.29 : 48,188.34 = 19,811.59 : x
  2. Step 2: Convert to fraction form
    34,918.29/48,188.34 = 19,811.59/x
  3. Step 3: Cross multiply
    34,918.29x = 48,188.34 × 19,811.59
  4. Step 4: Simplify right side
    34,918.29x = 954,687,294.86
  5. Step 5: Solve for x
    x = 954,687,294.86/34,918.29
  6. Step 6: Final answer
    x = 27,340.61

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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.