Home / 22,099.02-30,497.76-12,667.56

Finding the Fourth Proportional to 22,099.02, 30,497.76 and 12,667.56

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Solution

The fourth proportional to 22,099.02, 30,497.76 and 12,667.56 is: 17,481.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,099.02 : 30,497.76 = 12,667.56 : x
  2. Step 2: Convert to fraction form
    22,099.02/30,497.76 = 12,667.56/x
  3. Step 3: Cross multiply
    22,099.02x = 30,497.76 × 12,667.56
  4. Step 4: Simplify right side
    22,099.02x = 386,332,204.67
  5. Step 5: Solve for x
    x = 386,332,204.67/22,099.02
  6. Step 6: Final answer
    x = 17,481.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.