Home / 33,263.84-45,890.88-21,939.24

Finding the Fourth Proportional to 33,263.84, 45,890.88 and 21,939.24

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Solution

The fourth proportional to 33,263.84, 45,890.88 and 21,939.24 is: 30,267.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,263.84 : 45,890.88 = 21,939.24 : x
  2. Step 2: Convert to fraction form
    33,263.84/45,890.88 = 21,939.24/x
  3. Step 3: Cross multiply
    33,263.84x = 45,890.88 × 21,939.24
  4. Step 4: Simplify right side
    33,263.84x = 1,006,811,030.13
  5. Step 5: Solve for x
    x = 1,006,811,030.13/33,263.84
  6. Step 6: Final answer
    x = 30,267.43

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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.