Home / 16,346.12-22,530.18-12,516.44

Finding the Fourth Proportional to 16,346.12, 22,530.18 and 12,516.44

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Solution

The fourth proportional to 16,346.12, 22,530.18 and 12,516.44 is: 17,251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,346.12 : 22,530.18 = 12,516.44 : x
  2. Step 2: Convert to fraction form
    16,346.12/22,530.18 = 12,516.44/x
  3. Step 3: Cross multiply
    16,346.12x = 22,530.18 × 12,516.44
  4. Step 4: Simplify right side
    16,346.12x = 281,997,646.16
  5. Step 5: Solve for x
    x = 281,997,646.16/16,346.12
  6. Step 6: Final answer
    x = 17,251.66

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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.