Home / 38,366.38-52,944.80-21,370.58

Finding the Fourth Proportional to 38,366.38, 52,944.80 and 21,370.58

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Solution

The fourth proportional to 38,366.38, 52,944.80 and 21,370.58 is: 29,490.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,366.38 : 52,944.80 = 21,370.58 : x
  2. Step 2: Convert to fraction form
    38,366.38/52,944.80 = 21,370.58/x
  3. Step 3: Cross multiply
    38,366.38x = 52,944.80 × 21,370.58
  4. Step 4: Simplify right side
    38,366.38x = 1,131,461,083.98
  5. Step 5: Solve for x
    x = 1,131,461,083.98/38,366.38
  6. Step 6: Final answer
    x = 29,490.95

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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.