Home / 15,865.44-23,803.71-9,935.56

Finding the Fourth Proportional to 15,865.44, 23,803.71 and 9,935.56

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Solution

The fourth proportional to 15,865.44, 23,803.71 and 9,935.56 is: 14,906.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,865.44 : 23,803.71 = 9,935.56 : x
  2. Step 2: Convert to fraction form
    15,865.44/23,803.71 = 9,935.56/x
  3. Step 3: Cross multiply
    15,865.44x = 23,803.71 × 9,935.56
  4. Step 4: Simplify right side
    15,865.44x = 236,503,188.93
  5. Step 5: Solve for x
    x = 236,503,188.93/15,865.44
  6. Step 6: Final answer
    x = 14,906.82

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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.