Home / 34,917.89-48,187.77-19,811.18

Finding the Fourth Proportional to 34,917.89, 48,187.77 and 19,811.18

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Solution

The fourth proportional to 34,917.89, 48,187.77 and 19,811.18 is: 27,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,917.89 : 48,187.77 = 19,811.18 : x
  2. Step 2: Convert to fraction form
    34,917.89/48,187.77 = 19,811.18/x
  3. Step 3: Cross multiply
    34,917.89x = 48,187.77 × 19,811.18
  4. Step 4: Simplify right side
    34,917.89x = 954,656,780.03
  5. Step 5: Solve for x
    x = 954,656,780.03/34,917.89
  6. Step 6: Final answer
    x = 27,340.05

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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.