Home / 22,171.28-30,607.66-17,124.17

Finding the Fourth Proportional to 22,171.28, 30,607.66 and 17,124.17

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Solution

The fourth proportional to 22,171.28, 30,607.66 and 17,124.17 is: 23,640.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,171.28 : 30,607.66 = 17,124.17 : x
  2. Step 2: Convert to fraction form
    22,171.28/30,607.66 = 17,124.17/x
  3. Step 3: Cross multiply
    22,171.28x = 30,607.66 × 17,124.17
  4. Step 4: Simplify right side
    22,171.28x = 524,130,687.52
  5. Step 5: Solve for x
    x = 524,130,687.52/22,171.28
  6. Step 6: Final answer
    x = 23,640.07

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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.