Home / 40,124.56-55,371.21-22,219.19

Finding the Fourth Proportional to 40,124.56, 55,371.21 and 22,219.19

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Solution

The fourth proportional to 40,124.56, 55,371.21 and 22,219.19 is: 30,662.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,124.56 : 55,371.21 = 22,219.19 : x
  2. Step 2: Convert to fraction form
    40,124.56/55,371.21 = 22,219.19/x
  3. Step 3: Cross multiply
    40,124.56x = 55,371.21 × 22,219.19
  4. Step 4: Simplify right side
    40,124.56x = 1,230,303,435.52
  5. Step 5: Solve for x
    x = 1,230,303,435.52/40,124.56
  6. Step 6: Final answer
    x = 30,662.10

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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.