Home / 28,844.68-43,267.01-12,200.39

Finding the Fourth Proportional to 28,844.68, 43,267.01 and 12,200.39

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Solution

The fourth proportional to 28,844.68, 43,267.01 and 12,200.39 is: 18,300.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,844.68 : 43,267.01 = 12,200.39 : x
  2. Step 2: Convert to fraction form
    28,844.68/43,267.01 = 12,200.39/x
  3. Step 3: Cross multiply
    28,844.68x = 43,267.01 × 12,200.39
  4. Step 4: Simplify right side
    28,844.68x = 527,874,426.63
  5. Step 5: Solve for x
    x = 527,874,426.63/28,844.68
  6. Step 6: Final answer
    x = 18,300.59

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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.