Home / 26,007.78-39,015.72-8,473.53

Finding the Fourth Proportional to 26,007.78, 39,015.72 and 8,473.53

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Solution

The fourth proportional to 26,007.78, 39,015.72 and 8,473.53 is: 12,711.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,007.78 : 39,015.72 = 8,473.53 : x
  2. Step 2: Convert to fraction form
    26,007.78/39,015.72 = 8,473.53/x
  3. Step 3: Cross multiply
    26,007.78x = 39,015.72 × 8,473.53
  4. Step 4: Simplify right side
    26,007.78x = 330,600,873.89
  5. Step 5: Solve for x
    x = 330,600,873.89/26,007.78
  6. Step 6: Final answer
    x = 12,711.61

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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.