Home / 26,019.64-39,029.38-10,213.61

Finding the Fourth Proportional to 26,019.64, 39,029.38 and 10,213.61

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Solution

The fourth proportional to 26,019.64, 39,029.38 and 10,213.61 is: 15,320.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,019.64 : 39,029.38 = 10,213.61 : x
  2. Step 2: Convert to fraction form
    26,019.64/39,029.38 = 10,213.61/x
  3. Step 3: Cross multiply
    26,019.64x = 39,029.38 × 10,213.61
  4. Step 4: Simplify right side
    26,019.64x = 398,630,865.86
  5. Step 5: Solve for x
    x = 398,630,865.86/26,019.64
  6. Step 6: Final answer
    x = 15,320.38

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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.