Home / 33,337.68-45,984.32-21,382.08

Finding the Fourth Proportional to 33,337.68, 45,984.32 and 21,382.08

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Solution

The fourth proportional to 33,337.68, 45,984.32 and 21,382.08 is: 29,493.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,337.68 : 45,984.32 = 21,382.08 : x
  2. Step 2: Convert to fraction form
    33,337.68/45,984.32 = 21,382.08/x
  3. Step 3: Cross multiply
    33,337.68x = 45,984.32 × 21,382.08
  4. Step 4: Simplify right side
    33,337.68x = 983,240,408.99
  5. Step 5: Solve for x
    x = 983,240,408.99/33,337.68
  6. Step 6: Final answer
    x = 29,493.37

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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.