Home / 10,086.24-15,161.76-9,364.80

Finding the Fourth Proportional to 10,086.24, 15,161.76 and 9,364.80

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Solution

The fourth proportional to 10,086.24, 15,161.76 and 9,364.80 is: 14,077.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,086.24 : 15,161.76 = 9,364.80 : x
  2. Step 2: Convert to fraction form
    10,086.24/15,161.76 = 9,364.80/x
  3. Step 3: Cross multiply
    10,086.24x = 15,161.76 × 9,364.80
  4. Step 4: Simplify right side
    10,086.24x = 141,986,850.05
  5. Step 5: Solve for x
    x = 141,986,850.05/10,086.24
  6. Step 6: Final answer
    x = 14,077.28

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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.