Home / 40,412.72-55,769.41-22,506.66

Finding the Fourth Proportional to 40,412.72, 55,769.41 and 22,506.66

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Solution

The fourth proportional to 40,412.72, 55,769.41 and 22,506.66 is: 31,059.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,412.72 : 55,769.41 = 22,506.66 : x
  2. Step 2: Convert to fraction form
    40,412.72/55,769.41 = 22,506.66/x
  3. Step 3: Cross multiply
    40,412.72x = 55,769.41 × 22,506.66
  4. Step 4: Simplify right side
    40,412.72x = 1,255,183,177.40
  5. Step 5: Solve for x
    x = 1,255,183,177.40/40,412.72
  6. Step 6: Final answer
    x = 31,059.11

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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.