Home / 61,036.53-91,554.12-21,584.42

Finding the Fourth Proportional to 61,036.53, 91,554.12 and 21,584.42

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Solution

The fourth proportional to 61,036.53, 91,554.12 and 21,584.42 is: 32,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,036.53 : 91,554.12 = 21,584.42 : x
  2. Step 2: Convert to fraction form
    61,036.53/91,554.12 = 21,584.42/x
  3. Step 3: Cross multiply
    61,036.53x = 91,554.12 × 21,584.42
  4. Step 4: Simplify right side
    61,036.53x = 1,976,142,578.81
  5. Step 5: Solve for x
    x = 1,976,142,578.81/61,036.53
  6. Step 6: Final answer
    x = 32,376.39

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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.