Home / 40,480.56-55,864.49-22,576.32

Finding the Fourth Proportional to 40,480.56, 55,864.49 and 22,576.32

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Solution

The fourth proportional to 40,480.56, 55,864.49 and 22,576.32 is: 31,156.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,480.56 : 55,864.49 = 22,576.32 : x
  2. Step 2: Convert to fraction form
    40,480.56/55,864.49 = 22,576.32/x
  3. Step 3: Cross multiply
    40,480.56x = 55,864.49 × 22,576.32
  4. Step 4: Simplify right side
    40,480.56x = 1,261,214,490.00
  5. Step 5: Solve for x
    x = 1,261,214,490.00/40,480.56
  6. Step 6: Final answer
    x = 31,156.05

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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.