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Finding the Fourth Proportional to 29,897.90, 44,846.79 and 8,838.20

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Solution

The fourth proportional to 29,897.90, 44,846.79 and 8,838.20 is: 13,257.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,897.90 : 44,846.79 = 8,838.20 : x
  2. Step 2: Convert to fraction form
    29,897.90/44,846.79 = 8,838.20/x
  3. Step 3: Cross multiply
    29,897.90x = 44,846.79 × 8,838.20
  4. Step 4: Simplify right side
    29,897.90x = 396,364,675.14
  5. Step 5: Solve for x
    x = 396,364,675.14/29,897.90
  6. Step 6: Final answer
    x = 13,257.28

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1.5x scale

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.