Home / 54,621.80-81,952.31-19,088.27

Finding the Fourth Proportional to 54,621.80, 81,952.31 and 19,088.27

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Solution

The fourth proportional to 54,621.80, 81,952.31 and 19,088.27 is: 28,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,621.80 : 81,952.31 = 19,088.27 : x
  2. Step 2: Convert to fraction form
    54,621.80/81,952.31 = 19,088.27/x
  3. Step 3: Cross multiply
    54,621.80x = 81,952.31 × 19,088.27
  4. Step 4: Simplify right side
    54,621.80x = 1,564,327,458.36
  5. Step 5: Solve for x
    x = 1,564,327,458.36/54,621.80
  6. Step 6: Final answer
    x = 28,639.25

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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.