Home / 22,159.86-33,190.92-18,316.86

Finding the Fourth Proportional to 22,159.86, 33,190.92 and 18,316.86

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Solution

The fourth proportional to 22,159.86, 33,190.92 and 18,316.86 is: 27,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,159.86 : 33,190.92 = 18,316.86 : x
  2. Step 2: Convert to fraction form
    22,159.86/33,190.92 = 18,316.86/x
  3. Step 3: Cross multiply
    22,159.86x = 33,190.92 × 18,316.86
  4. Step 4: Simplify right side
    22,159.86x = 607,953,378.04
  5. Step 5: Solve for x
    x = 607,953,378.04/22,159.86
  6. Step 6: Final answer
    x = 27,434.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.