Home / 39,953.54-55,134.87-22,048.31

Finding the Fourth Proportional to 39,953.54, 55,134.87 and 22,048.31

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Solution

The fourth proportional to 39,953.54, 55,134.87 and 22,048.31 is: 30,426.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,953.54 : 55,134.87 = 22,048.31 : x
  2. Step 2: Convert to fraction form
    39,953.54/55,134.87 = 22,048.31/x
  3. Step 3: Cross multiply
    39,953.54x = 55,134.87 × 22,048.31
  4. Step 4: Simplify right side
    39,953.54x = 1,215,630,705.57
  5. Step 5: Solve for x
    x = 1,215,630,705.57/39,953.54
  6. Step 6: Final answer
    x = 30,426.11

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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.