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Finding the Fourth Proportional to 52,394.98, 72,312.54 and 29,739.58

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Solution

The fourth proportional to 52,394.98, 72,312.54 and 29,739.58 is: 41,044.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,394.98 : 72,312.54 = 29,739.58 : x
  2. Step 2: Convert to fraction form
    52,394.98/72,312.54 = 29,739.58/x
  3. Step 3: Cross multiply
    52,394.98x = 72,312.54 × 29,739.58
  4. Step 4: Simplify right side
    52,394.98x = 2,150,544,568.33
  5. Step 5: Solve for x
    x = 2,150,544,568.33/52,394.98
  6. Step 6: Final answer
    x = 41,044.86

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1.5x scale

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.