Home / 33,126.52-45,699.24-19,690.24

Finding the Fourth Proportional to 33,126.52, 45,699.24 and 19,690.24

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Solution

The fourth proportional to 33,126.52, 45,699.24 and 19,690.24 is: 27,163.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,126.52 : 45,699.24 = 19,690.24 : x
  2. Step 2: Convert to fraction form
    33,126.52/45,699.24 = 19,690.24/x
  3. Step 3: Cross multiply
    33,126.52x = 45,699.24 × 19,690.24
  4. Step 4: Simplify right side
    33,126.52x = 899,829,003.42
  5. Step 5: Solve for x
    x = 899,829,003.42/33,126.52
  6. Step 6: Final answer
    x = 27,163.40

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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.