Home / 35,595.62-49,120.36-20,488.75

Finding the Fourth Proportional to 35,595.62, 49,120.36 and 20,488.75

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Solution

The fourth proportional to 35,595.62, 49,120.36 and 20,488.75 is: 28,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,595.62 : 49,120.36 = 20,488.75 : x
  2. Step 2: Convert to fraction form
    35,595.62/49,120.36 = 20,488.75/x
  3. Step 3: Cross multiply
    35,595.62x = 49,120.36 × 20,488.75
  4. Step 4: Simplify right side
    35,595.62x = 1,006,414,601.93
  5. Step 5: Solve for x
    x = 1,006,414,601.93/35,595.62
  6. Step 6: Final answer
    x = 28,273.55

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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.