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Finding the Fourth Proportional to 29,521, 44,281.50 and 7,633

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Solution

The fourth proportional to 29,521, 44,281.50 and 7,633 is: 11,449.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,521 : 44,281.50 = 7,633 : x
  2. Step 2: Convert to fraction form
    29,521/44,281.50 = 7,633/x
  3. Step 3: Cross multiply
    29,521x = 44,281.50 × 7,633
  4. Step 4: Simplify right side
    29,521x = 338,000,689.50
  5. Step 5: Solve for x
    x = 338,000,689.50/29,521
  6. Step 6: Final answer
    x = 11,449.50

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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.