Home / 16,179.55-22,331.09-10,207.22

Finding the Fourth Proportional to 16,179.55, 22,331.09 and 10,207.22

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Solution

The fourth proportional to 16,179.55, 22,331.09 and 10,207.22 is: 14,088.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,179.55 : 22,331.09 = 10,207.22 : x
  2. Step 2: Convert to fraction form
    16,179.55/22,331.09 = 10,207.22/x
  3. Step 3: Cross multiply
    16,179.55x = 22,331.09 × 10,207.22
  4. Step 4: Simplify right side
    16,179.55x = 227,938,262.33
  5. Step 5: Solve for x
    x = 227,938,262.33/16,179.55
  6. Step 6: Final answer
    x = 14,088.05

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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.