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Finding the Fourth Proportional to 16,135.62, 22,264.74 and 9,060.68

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Solution

The fourth proportional to 16,135.62, 22,264.74 and 9,060.68 is: 12,502.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.62 : 22,264.74 = 9,060.68 : x
  2. Step 2: Convert to fraction form
    16,135.62/22,264.74 = 9,060.68/x
  3. Step 3: Cross multiply
    16,135.62x = 22,264.74 × 9,060.68
  4. Step 4: Simplify right side
    16,135.62x = 201,733,573.10
  5. Step 5: Solve for x
    x = 201,733,573.10/16,135.62
  6. Step 6: Final answer
    x = 12,502.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.