Home / 39,305.43-54,240.39-22,077.36

Finding the Fourth Proportional to 39,305.43, 54,240.39 and 22,077.36

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Solution

The fourth proportional to 39,305.43, 54,240.39 and 22,077.36 is: 30,466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,305.43 : 54,240.39 = 22,077.36 : x
  2. Step 2: Convert to fraction form
    39,305.43/54,240.39 = 22,077.36/x
  3. Step 3: Cross multiply
    39,305.43x = 54,240.39 × 22,077.36
  4. Step 4: Simplify right side
    39,305.43x = 1,197,484,616.57
  5. Step 5: Solve for x
    x = 1,197,484,616.57/39,305.43
  6. Step 6: Final answer
    x = 30,466.14

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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.