Home / 28,444.05-42,604.52-18,553.32

Finding the Fourth Proportional to 28,444.05, 42,604.52 and 18,553.32

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Solution

The fourth proportional to 28,444.05, 42,604.52 and 18,553.32 is: 27,789.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,444.05 : 42,604.52 = 18,553.32 : x
  2. Step 2: Convert to fraction form
    28,444.05/42,604.52 = 18,553.32/x
  3. Step 3: Cross multiply
    28,444.05x = 42,604.52 × 18,553.32
  4. Step 4: Simplify right side
    28,444.05x = 790,455,200.24
  5. Step 5: Solve for x
    x = 790,455,200.24/28,444.05
  6. Step 6: Final answer
    x = 27,789.83

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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.