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Finding the Fourth Proportional to 16,477.12, 22,737.11 and 9,308.82

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Solution

The fourth proportional to 16,477.12, 22,737.11 and 9,308.82 is: 12,845.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,477.12 : 22,737.11 = 9,308.82 : x
  2. Step 2: Convert to fraction form
    16,477.12/22,737.11 = 9,308.82/x
  3. Step 3: Cross multiply
    16,477.12x = 22,737.11 × 9,308.82
  4. Step 4: Simplify right side
    16,477.12x = 211,655,703.03
  5. Step 5: Solve for x
    x = 211,655,703.03/16,477.12
  6. Step 6: Final answer
    x = 12,845.43

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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.