Home / 35,787.33-53,696.16-19,143

Finding the Fourth Proportional to 35,787.33, 53,696.16 and 19,143

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Solution

The fourth proportional to 35,787.33, 53,696.16 and 19,143 is: 28,722.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,787.33 : 53,696.16 = 19,143 : x
  2. Step 2: Convert to fraction form
    35,787.33/53,696.16 = 19,143/x
  3. Step 3: Cross multiply
    35,787.33x = 53,696.16 × 19,143
  4. Step 4: Simplify right side
    35,787.33x = 1,027,905,590.88
  5. Step 5: Solve for x
    x = 1,027,905,590.88/35,787.33
  6. Step 6: Final answer
    x = 28,722.61

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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.