Home / 40,576.70-55,990.28-22,669.48

Finding the Fourth Proportional to 40,576.70, 55,990.28 and 22,669.48

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Solution

The fourth proportional to 40,576.70, 55,990.28 and 22,669.48 is: 31,280.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,576.70 : 55,990.28 = 22,669.48 : x
  2. Step 2: Convert to fraction form
    40,576.70/55,990.28 = 22,669.48/x
  3. Step 3: Cross multiply
    40,576.70x = 55,990.28 × 22,669.48
  4. Step 4: Simplify right side
    40,576.70x = 1,269,270,532.65
  5. Step 5: Solve for x
    x = 1,269,270,532.65/40,576.70
  6. Step 6: Final answer
    x = 31,280.77

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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.