Home / 40,435.24-55,803.84-22,289.19

Finding the Fourth Proportional to 40,435.24, 55,803.84 and 22,289.19

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Solution

The fourth proportional to 40,435.24, 55,803.84 and 22,289.19 is: 30,760.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,435.24 : 55,803.84 = 22,289.19 : x
  2. Step 2: Convert to fraction form
    40,435.24/55,803.84 = 22,289.19/x
  3. Step 3: Cross multiply
    40,435.24x = 55,803.84 × 22,289.19
  4. Step 4: Simplify right side
    40,435.24x = 1,243,822,392.49
  5. Step 5: Solve for x
    x = 1,243,822,392.49/40,435.24
  6. Step 6: Final answer
    x = 30,760.85

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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.