Home / 19,772.44-27,316.61-16,580.10

Finding the Fourth Proportional to 19,772.44, 27,316.61 and 16,580.10

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Solution

The fourth proportional to 19,772.44, 27,316.61 and 16,580.10 is: 22,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,772.44 : 27,316.61 = 16,580.10 : x
  2. Step 2: Convert to fraction form
    19,772.44/27,316.61 = 16,580.10/x
  3. Step 3: Cross multiply
    19,772.44x = 27,316.61 × 16,580.10
  4. Step 4: Simplify right side
    19,772.44x = 452,912,125.46
  5. Step 5: Solve for x
    x = 452,912,125.46/19,772.44
  6. Step 6: Final answer
    x = 22,906.23

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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.