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Finding the Fourth Proportional to 29,648.88, 44,473.32 and 8,590.11

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Solution

The fourth proportional to 29,648.88, 44,473.32 and 8,590.11 is: 12,885.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,648.88 : 44,473.32 = 8,590.11 : x
  2. Step 2: Convert to fraction form
    29,648.88/44,473.32 = 8,590.11/x
  3. Step 3: Cross multiply
    29,648.88x = 44,473.32 × 8,590.11
  4. Step 4: Simplify right side
    29,648.88x = 382,030,710.87
  5. Step 5: Solve for x
    x = 382,030,710.87/29,648.88
  6. Step 6: Final answer
    x = 12,885.17

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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.