Home / 15,939.09-23,908.35-5,550.57

Finding the Fourth Proportional to 15,939.09, 23,908.35 and 5,550.57

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Solution

The fourth proportional to 15,939.09, 23,908.35 and 5,550.57 is: 8,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.09 : 23,908.35 = 5,550.57 : x
  2. Step 2: Convert to fraction form
    15,939.09/23,908.35 = 5,550.57/x
  3. Step 3: Cross multiply
    15,939.09x = 23,908.35 × 5,550.57
  4. Step 4: Simplify right side
    15,939.09x = 132,704,970.26
  5. Step 5: Solve for x
    x = 132,704,970.26/15,939.09
  6. Step 6: Final answer
    x = 8,325.76

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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.