Home / 49,772.10-68,684.31-28,550.01

Finding the Fourth Proportional to 49,772.10, 68,684.31 and 28,550.01

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Solution

The fourth proportional to 49,772.10, 68,684.31 and 28,550.01 is: 39,398.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,772.10 : 68,684.31 = 28,550.01 : x
  2. Step 2: Convert to fraction form
    49,772.10/68,684.31 = 28,550.01/x
  3. Step 3: Cross multiply
    49,772.10x = 68,684.31 × 28,550.01
  4. Step 4: Simplify right side
    49,772.10x = 1,960,937,737.34
  5. Step 5: Solve for x
    x = 1,960,937,737.34/49,772.10
  6. Step 6: Final answer
    x = 39,398.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.