Home / 34,040.05-46,979.39-20,610.96

Finding the Fourth Proportional to 34,040.05, 46,979.39 and 20,610.96

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Solution

The fourth proportional to 34,040.05, 46,979.39 and 20,610.96 is: 28,445.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,040.05 : 46,979.39 = 20,610.96 : x
  2. Step 2: Convert to fraction form
    34,040.05/46,979.39 = 20,610.96/x
  3. Step 3: Cross multiply
    34,040.05x = 46,979.39 × 20,610.96
  4. Step 4: Simplify right side
    34,040.05x = 968,290,203.47
  5. Step 5: Solve for x
    x = 968,290,203.47/34,040.05
  6. Step 6: Final answer
    x = 28,445.62

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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.