Home / 34,799.47-48,022.75-20,460.92

Finding the Fourth Proportional to 34,799.47, 48,022.75 and 20,460.92

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Solution

The fourth proportional to 34,799.47, 48,022.75 and 20,460.92 is: 28,235.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,799.47 : 48,022.75 = 20,460.92 : x
  2. Step 2: Convert to fraction form
    34,799.47/48,022.75 = 20,460.92/x
  3. Step 3: Cross multiply
    34,799.47x = 48,022.75 × 20,460.92
  4. Step 4: Simplify right side
    34,799.47x = 982,589,645.93
  5. Step 5: Solve for x
    x = 982,589,645.93/34,799.47
  6. Step 6: Final answer
    x = 28,235.76

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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.