Home / 39,969.03-55,150.35-22,969.29

Finding the Fourth Proportional to 39,969.03, 55,150.35 and 22,969.29

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Solution

The fourth proportional to 39,969.03, 55,150.35 and 22,969.29 is: 31,693.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,969.03 : 55,150.35 = 22,969.29 : x
  2. Step 2: Convert to fraction form
    39,969.03/55,150.35 = 22,969.29/x
  3. Step 3: Cross multiply
    39,969.03x = 55,150.35 × 22,969.29
  4. Step 4: Simplify right side
    39,969.03x = 1,266,764,382.75
  5. Step 5: Solve for x
    x = 1,266,764,382.75/39,969.03
  6. Step 6: Final answer
    x = 31,693.65

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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.