Home / 55,642.20-83,476.41-18,202.13

Finding the Fourth Proportional to 55,642.20, 83,476.41 and 18,202.13

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Solution

The fourth proportional to 55,642.20, 83,476.41 and 18,202.13 is: 27,307.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,642.20 : 83,476.41 = 18,202.13 : x
  2. Step 2: Convert to fraction form
    55,642.20/83,476.41 = 18,202.13/x
  3. Step 3: Cross multiply
    55,642.20x = 83,476.41 × 18,202.13
  4. Step 4: Simplify right side
    55,642.20x = 1,519,448,466.75
  5. Step 5: Solve for x
    x = 1,519,448,466.75/55,642.20
  6. Step 6: Final answer
    x = 27,307.48

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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.