Home / 33,006.32-45,530.32-19,564.64

Finding the Fourth Proportional to 33,006.32, 45,530.32 and 19,564.64

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Solution

The fourth proportional to 33,006.32, 45,530.32 and 19,564.64 is: 26,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,006.32 : 45,530.32 = 19,564.64 : x
  2. Step 2: Convert to fraction form
    33,006.32/45,530.32 = 19,564.64/x
  3. Step 3: Cross multiply
    33,006.32x = 45,530.32 × 19,564.64
  4. Step 4: Simplify right side
    33,006.32x = 890,784,319.88
  5. Step 5: Solve for x
    x = 890,784,319.88/33,006.32
  6. Step 6: Final answer
    x = 26,988.30

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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.