Home / 48,929.16-73,376.46-21,212.04

Finding the Fourth Proportional to 48,929.16, 73,376.46 and 21,212.04

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Solution

The fourth proportional to 48,929.16, 73,376.46 and 21,212.04 is: 31,810.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,929.16 : 73,376.46 = 21,212.04 : x
  2. Step 2: Convert to fraction form
    48,929.16/73,376.46 = 21,212.04/x
  3. Step 3: Cross multiply
    48,929.16x = 73,376.46 × 21,212.04
  4. Step 4: Simplify right side
    48,929.16x = 1,556,464,404.58
  5. Step 5: Solve for x
    x = 1,556,464,404.58/48,929.16
  6. Step 6: Final answer
    x = 31,810.57

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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.