Home / 40,238.52-55,535.70-22,339.26

Finding the Fourth Proportional to 40,238.52, 55,535.70 and 22,339.26

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Solution

The fourth proportional to 40,238.52, 55,535.70 and 22,339.26 is: 30,831.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,238.52 : 55,535.70 = 22,339.26 : x
  2. Step 2: Convert to fraction form
    40,238.52/55,535.70 = 22,339.26/x
  3. Step 3: Cross multiply
    40,238.52x = 55,535.70 × 22,339.26
  4. Step 4: Simplify right side
    40,238.52x = 1,240,626,441.58
  5. Step 5: Solve for x
    x = 1,240,626,441.58/40,238.52
  6. Step 6: Final answer
    x = 30,831.81

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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.