Home / 22,154.27-30,573.71-13,202.60

Finding the Fourth Proportional to 22,154.27, 30,573.71 and 13,202.60

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Solution

The fourth proportional to 22,154.27, 30,573.71 and 13,202.60 is: 18,220.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,154.27 : 30,573.71 = 13,202.60 : x
  2. Step 2: Convert to fraction form
    22,154.27/30,573.71 = 13,202.60/x
  3. Step 3: Cross multiply
    22,154.27x = 30,573.71 × 13,202.60
  4. Step 4: Simplify right side
    22,154.27x = 403,652,244.76
  5. Step 5: Solve for x
    x = 403,652,244.76/22,154.27
  6. Step 6: Final answer
    x = 18,220.07

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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.