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Finding the Fourth Proportional to 52,554.64, 72,512.28 and 33,717.28

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Solution

The fourth proportional to 52,554.64, 72,512.28 and 33,717.28 is: 46,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,554.64 : 72,512.28 = 33,717.28 : x
  2. Step 2: Convert to fraction form
    52,554.64/72,512.28 = 33,717.28/x
  3. Step 3: Cross multiply
    52,554.64x = 72,512.28 × 33,717.28
  4. Step 4: Simplify right side
    52,554.64x = 2,444,916,848.20
  5. Step 5: Solve for x
    x = 2,444,916,848.20/52,554.64
  6. Step 6: Final answer
    x = 46,521.43

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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.