Home / 23,120.76-34,685.52-9,270.84

Finding the Fourth Proportional to 23,120.76, 34,685.52 and 9,270.84

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Solution

The fourth proportional to 23,120.76, 34,685.52 and 9,270.84 is: 13,908.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,120.76 : 34,685.52 = 9,270.84 : x
  2. Step 2: Convert to fraction form
    23,120.76/34,685.52 = 9,270.84/x
  3. Step 3: Cross multiply
    23,120.76x = 34,685.52 × 9,270.84
  4. Step 4: Simplify right side
    23,120.76x = 321,563,906.24
  5. Step 5: Solve for x
    x = 321,563,906.24/23,120.76
  6. Step 6: Final answer
    x = 13,908.02

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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.