Home / 16,190.04-22,360.68-15,971.88

Finding the Fourth Proportional to 16,190.04, 22,360.68 and 15,971.88

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Solution

The fourth proportional to 16,190.04, 22,360.68 and 15,971.88 is: 22,059.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190.04 : 22,360.68 = 15,971.88 : x
  2. Step 2: Convert to fraction form
    16,190.04/22,360.68 = 15,971.88/x
  3. Step 3: Cross multiply
    16,190.04x = 22,360.68 × 15,971.88
  4. Step 4: Simplify right side
    16,190.04x = 357,142,097.68
  5. Step 5: Solve for x
    x = 357,142,097.68/16,190.04
  6. Step 6: Final answer
    x = 22,059.37

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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.