Home / 33,237.30-45,841.56-21,301.77

Finding the Fourth Proportional to 33,237.30, 45,841.56 and 21,301.77

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Solution

The fourth proportional to 33,237.30, 45,841.56 and 21,301.77 is: 29,379.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,237.30 : 45,841.56 = 21,301.77 : x
  2. Step 2: Convert to fraction form
    33,237.30/45,841.56 = 21,301.77/x
  3. Step 3: Cross multiply
    33,237.30x = 45,841.56 × 21,301.77
  4. Step 4: Simplify right side
    33,237.30x = 976,506,367.56
  5. Step 5: Solve for x
    x = 976,506,367.56/33,237.30
  6. Step 6: Final answer
    x = 29,379.83

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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.