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Finding the Fourth Proportional to 22,039.80, 33,007.86 and 17,069.88

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Solution

The fourth proportional to 22,039.80, 33,007.86 and 17,069.88 is: 25,564.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,039.80 : 33,007.86 = 17,069.88 : x
  2. Step 2: Convert to fraction form
    22,039.80/33,007.86 = 17,069.88/x
  3. Step 3: Cross multiply
    22,039.80x = 33,007.86 × 17,069.88
  4. Step 4: Simplify right side
    22,039.80x = 563,440,209.26
  5. Step 5: Solve for x
    x = 563,440,209.26/22,039.80
  6. Step 6: Final answer
    x = 25,564.67

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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.