Home / 40,239.32-55,529.85-22,333.86

Finding the Fourth Proportional to 40,239.32, 55,529.85 and 22,333.86

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Solution

The fourth proportional to 40,239.32, 55,529.85 and 22,333.86 is: 30,820.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,239.32 : 55,529.85 = 22,333.86 : x
  2. Step 2: Convert to fraction form
    40,239.32/55,529.85 = 22,333.86/x
  3. Step 3: Cross multiply
    40,239.32x = 55,529.85 × 22,333.86
  4. Step 4: Simplify right side
    40,239.32x = 1,240,195,979.47
  5. Step 5: Solve for x
    x = 1,240,195,979.47/40,239.32
  6. Step 6: Final answer
    x = 30,820.50

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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.