Home / 40,029.55-55,243.64-22,124.17

Finding the Fourth Proportional to 40,029.55, 55,243.64 and 22,124.17

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Solution

The fourth proportional to 40,029.55, 55,243.64 and 22,124.17 is: 30,532.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,029.55 : 55,243.64 = 22,124.17 : x
  2. Step 2: Convert to fraction form
    40,029.55/55,243.64 = 22,124.17/x
  3. Step 3: Cross multiply
    40,029.55x = 55,243.64 × 22,124.17
  4. Step 4: Simplify right side
    40,029.55x = 1,222,219,371.95
  5. Step 5: Solve for x
    x = 1,222,219,371.95/40,029.55
  6. Step 6: Final answer
    x = 30,532.93

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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.