Home / 40,029.50-55,240.71-22,365.50

Finding the Fourth Proportional to 40,029.50, 55,240.71 and 22,365.50

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Solution

The fourth proportional to 40,029.50, 55,240.71 and 22,365.50 is: 30,864.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,029.50 : 55,240.71 = 22,365.50 : x
  2. Step 2: Convert to fraction form
    40,029.50/55,240.71 = 22,365.50/x
  3. Step 3: Cross multiply
    40,029.50x = 55,240.71 × 22,365.50
  4. Step 4: Simplify right side
    40,029.50x = 1,235,486,099.51
  5. Step 5: Solve for x
    x = 1,235,486,099.51/40,029.50
  6. Step 6: Final answer
    x = 30,864.39

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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.