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Finding the Fourth Proportional to 35,874.72, 53,801.08 and 28,838.04

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Solution

The fourth proportional to 35,874.72, 53,801.08 and 28,838.04 is: 43,248.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,874.72 : 53,801.08 = 28,838.04 : x
  2. Step 2: Convert to fraction form
    35,874.72/53,801.08 = 28,838.04/x
  3. Step 3: Cross multiply
    35,874.72x = 53,801.08 × 28,838.04
  4. Step 4: Simplify right side
    35,874.72x = 1,551,517,697.08
  5. Step 5: Solve for x
    x = 1,551,517,697.08/35,874.72
  6. Step 6: Final answer
    x = 43,248.22

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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.