Home / 38,119.33-52,604.98-21,123.85

Finding the Fourth Proportional to 38,119.33, 52,604.98 and 21,123.85

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Solution

The fourth proportional to 38,119.33, 52,604.98 and 21,123.85 is: 29,151.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,119.33 : 52,604.98 = 21,123.85 : x
  2. Step 2: Convert to fraction form
    38,119.33/52,604.98 = 21,123.85/x
  3. Step 3: Cross multiply
    38,119.33x = 52,604.98 × 21,123.85
  4. Step 4: Simplify right side
    38,119.33x = 1,111,219,706.77
  5. Step 5: Solve for x
    x = 1,111,219,706.77/38,119.33
  6. Step 6: Final answer
    x = 29,151.09

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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.