Home / 53,411.19-80,079.89-23,411.04

Finding the Fourth Proportional to 53,411.19, 80,079.89 and 23,411.04

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Solution

The fourth proportional to 53,411.19, 80,079.89 and 23,411.04 is: 35,100.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,411.19 : 80,079.89 = 23,411.04 : x
  2. Step 2: Convert to fraction form
    53,411.19/80,079.89 = 23,411.04/x
  3. Step 3: Cross multiply
    53,411.19x = 80,079.89 × 23,411.04
  4. Step 4: Simplify right side
    53,411.19x = 1,874,753,390.93
  5. Step 5: Solve for x
    x = 1,874,753,390.93/53,411.19
  6. Step 6: Final answer
    x = 35,100.39

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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.