Home / 54,163.19-81,215.01-16,713.05

Finding the Fourth Proportional to 54,163.19, 81,215.01 and 16,713.05

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Solution

The fourth proportional to 54,163.19, 81,215.01 and 16,713.05 is: 25,060.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,163.19 : 81,215.01 = 16,713.05 : x
  2. Step 2: Convert to fraction form
    54,163.19/81,215.01 = 16,713.05/x
  3. Step 3: Cross multiply
    54,163.19x = 81,215.01 × 16,713.05
  4. Step 4: Simplify right side
    54,163.19x = 1,357,350,116.81
  5. Step 5: Solve for x
    x = 1,357,350,116.81/54,163.19
  6. Step 6: Final answer
    x = 25,060.38

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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.