Home / 54,621.32-81,935.51-17,182.85

Finding the Fourth Proportional to 54,621.32, 81,935.51 and 17,182.85

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Solution

The fourth proportional to 54,621.32, 81,935.51 and 17,182.85 is: 25,775.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,621.32 : 81,935.51 = 17,182.85 : x
  2. Step 2: Convert to fraction form
    54,621.32/81,935.51 = 17,182.85/x
  3. Step 3: Cross multiply
    54,621.32x = 81,935.51 × 17,182.85
  4. Step 4: Simplify right side
    54,621.32x = 1,407,885,082.41
  5. Step 5: Solve for x
    x = 1,407,885,082.41/54,621.32
  6. Step 6: Final answer
    x = 25,775.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.