Home / 26,289.65-39,447.61-12,250.77

Finding the Fourth Proportional to 26,289.65, 39,447.61 and 12,250.77

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Solution

The fourth proportional to 26,289.65, 39,447.61 and 12,250.77 is: 18,382.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,289.65 : 39,447.61 = 12,250.77 : x
  2. Step 2: Convert to fraction form
    26,289.65/39,447.61 = 12,250.77/x
  3. Step 3: Cross multiply
    26,289.65x = 39,447.61 × 12,250.77
  4. Step 4: Simplify right side
    26,289.65x = 483,263,794.30
  5. Step 5: Solve for x
    x = 483,263,794.30/26,289.65
  6. Step 6: Final answer
    x = 18,382.28

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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.