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Finding the Fourth Proportional to 22,124.64, 30,532.36 and 12,053.56

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Solution

The fourth proportional to 22,124.64, 30,532.36 and 12,053.56 is: 16,634.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,124.64 : 30,532.36 = 12,053.56 : x
  2. Step 2: Convert to fraction form
    22,124.64/30,532.36 = 12,053.56/x
  3. Step 3: Cross multiply
    22,124.64x = 30,532.36 × 12,053.56
  4. Step 4: Simplify right side
    22,124.64x = 368,023,633.20
  5. Step 5: Solve for x
    x = 368,023,633.20/22,124.64
  6. Step 6: Final answer
    x = 16,634.11

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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.