Home / 33,217.57-45,814.32-21,282.02

Finding the Fourth Proportional to 33,217.57, 45,814.32 and 21,282.02

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Solution

The fourth proportional to 33,217.57, 45,814.32 and 21,282.02 is: 29,352.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,217.57 : 45,814.32 = 21,282.02 : x
  2. Step 2: Convert to fraction form
    33,217.57/45,814.32 = 21,282.02/x
  3. Step 3: Cross multiply
    33,217.57x = 45,814.32 × 21,282.02
  4. Step 4: Simplify right side
    33,217.57x = 975,021,274.53
  5. Step 5: Solve for x
    x = 975,021,274.53/33,217.57
  6. Step 6: Final answer
    x = 29,352.58

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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.