Home / 40,003.50-55,204.83-22,339.50

Finding the Fourth Proportional to 40,003.50, 55,204.83 and 22,339.50

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Solution

The fourth proportional to 40,003.50, 55,204.83 and 22,339.50 is: 30,828.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,003.50 : 55,204.83 = 22,339.50 : x
  2. Step 2: Convert to fraction form
    40,003.50/55,204.83 = 22,339.50/x
  3. Step 3: Cross multiply
    40,003.50x = 55,204.83 × 22,339.50
  4. Step 4: Simplify right side
    40,003.50x = 1,233,248,299.79
  5. Step 5: Solve for x
    x = 1,233,248,299.79/40,003.50
  6. Step 6: Final answer
    x = 30,828.51

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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.