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Finding the Fourth Proportional to 22,801.95, 34,172.01 and 8,748.99

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Solution

The fourth proportional to 22,801.95, 34,172.01 and 8,748.99 is: 13,111.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,801.95 : 34,172.01 = 8,748.99 : x
  2. Step 2: Convert to fraction form
    22,801.95/34,172.01 = 8,748.99/x
  3. Step 3: Cross multiply
    22,801.95x = 34,172.01 × 8,748.99
  4. Step 4: Simplify right side
    22,801.95x = 298,970,573.77
  5. Step 5: Solve for x
    x = 298,970,573.77/22,801.95
  6. Step 6: Final answer
    x = 13,111.62

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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.