Home / 38,036.96-52,490.70-21,269.96

Finding the Fourth Proportional to 38,036.96, 52,490.70 and 21,269.96

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Solution

The fourth proportional to 38,036.96, 52,490.70 and 21,269.96 is: 29,352.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,036.96 : 52,490.70 = 21,269.96 : x
  2. Step 2: Convert to fraction form
    38,036.96/52,490.70 = 21,269.96/x
  3. Step 3: Cross multiply
    38,036.96x = 52,490.70 × 21,269.96
  4. Step 4: Simplify right side
    38,036.96x = 1,116,475,089.37
  5. Step 5: Solve for x
    x = 1,116,475,089.37/38,036.96
  6. Step 6: Final answer
    x = 29,352.37

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Similar ratio
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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.