Home / 10,019.05-15,026.45-3,778.92

Finding the Fourth Proportional to 10,019.05, 15,026.45 and 3,778.92

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Solution

The fourth proportional to 10,019.05, 15,026.45 and 3,778.92 is: 5,667.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019.05 : 15,026.45 = 3,778.92 : x
  2. Step 2: Convert to fraction form
    10,019.05/15,026.45 = 3,778.92/x
  3. Step 3: Cross multiply
    10,019.05x = 15,026.45 × 3,778.92
  4. Step 4: Simplify right side
    10,019.05x = 56,783,733.54
  5. Step 5: Solve for x
    x = 56,783,733.54/10,019.05
  6. Step 6: Final answer
    x = 5,667.58

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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.