Home / 40,340.91-55,669.66-22,435.53

Finding the Fourth Proportional to 40,340.91, 55,669.66 and 22,435.53

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Solution

The fourth proportional to 40,340.91, 55,669.66 and 22,435.53 is: 30,960.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,340.91 : 55,669.66 = 22,435.53 : x
  2. Step 2: Convert to fraction form
    40,340.91/55,669.66 = 22,435.53/x
  3. Step 3: Cross multiply
    40,340.91x = 55,669.66 × 22,435.53
  4. Step 4: Simplify right side
    40,340.91x = 1,248,977,936.49
  5. Step 5: Solve for x
    x = 1,248,977,936.49/40,340.91
  6. Step 6: Final answer
    x = 30,960.58

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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.