Home / 23,981.44-35,997.76-21,225.68

Finding the Fourth Proportional to 23,981.44, 35,997.76 and 21,225.68

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Solution

The fourth proportional to 23,981.44, 35,997.76 and 21,225.68 is: 31,861.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,981.44 : 35,997.76 = 21,225.68 : x
  2. Step 2: Convert to fraction form
    23,981.44/35,997.76 = 21,225.68/x
  3. Step 3: Cross multiply
    23,981.44x = 35,997.76 × 21,225.68
  4. Step 4: Simplify right side
    23,981.44x = 764,076,934.48
  5. Step 5: Solve for x
    x = 764,076,934.48/23,981.44
  6. Step 6: Final answer
    x = 31,861.18

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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.