Home / 54,914.27-82,340.16-21,616.28

Finding the Fourth Proportional to 54,914.27, 82,340.16 and 21,616.28

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Solution

The fourth proportional to 54,914.27, 82,340.16 and 21,616.28 is: 32,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,914.27 : 82,340.16 = 21,616.28 : x
  2. Step 2: Convert to fraction form
    54,914.27/82,340.16 = 21,616.28/x
  3. Step 3: Cross multiply
    54,914.27x = 82,340.16 × 21,616.28
  4. Step 4: Simplify right side
    54,914.27x = 1,779,887,953.80
  5. Step 5: Solve for x
    x = 1,779,887,953.80/54,914.27
  6. Step 6: Final answer
    x = 32,412.12

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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.