Home / 33,272.79-45,966.53-21,814.93

Finding the Fourth Proportional to 33,272.79, 45,966.53 and 21,814.93

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Solution

The fourth proportional to 33,272.79, 45,966.53 and 21,814.93 is: 30,137.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272.79 : 45,966.53 = 21,814.93 : x
  2. Step 2: Convert to fraction form
    33,272.79/45,966.53 = 21,814.93/x
  3. Step 3: Cross multiply
    33,272.79x = 45,966.53 × 21,814.93
  4. Step 4: Simplify right side
    33,272.79x = 1,002,756,634.29
  5. Step 5: Solve for x
    x = 1,002,756,634.29/33,272.79
  6. Step 6: Final answer
    x = 30,137.44

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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.