Home / 54,719.12-75,512.16-29,568.56

Finding the Fourth Proportional to 54,719.12, 75,512.16 and 29,568.56

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Solution

The fourth proportional to 54,719.12, 75,512.16 and 29,568.56 is: 40,804.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,719.12 : 75,512.16 = 29,568.56 : x
  2. Step 2: Convert to fraction form
    54,719.12/75,512.16 = 29,568.56/x
  3. Step 3: Cross multiply
    54,719.12x = 75,512.16 × 29,568.56
  4. Step 4: Simplify right side
    54,719.12x = 2,232,785,833.69
  5. Step 5: Solve for x
    x = 2,232,785,833.69/54,719.12
  6. Step 6: Final answer
    x = 40,804.49

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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.