Home / 44,340.73-66,509.24-20,640.13

Finding the Fourth Proportional to 44,340.73, 66,509.24 and 20,640.13

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Solution

The fourth proportional to 44,340.73, 66,509.24 and 20,640.13 is: 30,959.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,340.73 : 66,509.24 = 20,640.13 : x
  2. Step 2: Convert to fraction form
    44,340.73/66,509.24 = 20,640.13/x
  3. Step 3: Cross multiply
    44,340.73x = 66,509.24 × 20,640.13
  4. Step 4: Simplify right side
    44,340.73x = 1,372,759,090.33
  5. Step 5: Solve for x
    x = 1,372,759,090.33/44,340.73
  6. Step 6: Final answer
    x = 30,959.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.