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Finding the Fourth Proportional to 22,896.70, 34,354.93 and 12,364.63

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Solution

The fourth proportional to 22,896.70, 34,354.93 and 12,364.63 is: 18,552.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,896.70 : 34,354.93 = 12,364.63 : x
  2. Step 2: Convert to fraction form
    22,896.70/34,354.93 = 12,364.63/x
  3. Step 3: Cross multiply
    22,896.70x = 34,354.93 × 12,364.63
  4. Step 4: Simplify right side
    22,896.70x = 424,785,795.44
  5. Step 5: Solve for x
    x = 424,785,795.44/22,896.70
  6. Step 6: Final answer
    x = 18,552.27

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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.