Home / 25,305.40-34,886.46-21,062.62

Finding the Fourth Proportional to 25,305.40, 34,886.46 and 21,062.62

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Solution

The fourth proportional to 25,305.40, 34,886.46 and 21,062.62 is: 29,037.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.40 : 34,886.46 = 21,062.62 : x
  2. Step 2: Convert to fraction form
    25,305.40/34,886.46 = 21,062.62/x
  3. Step 3: Cross multiply
    25,305.40x = 34,886.46 × 21,062.62
  4. Step 4: Simplify right side
    25,305.40x = 734,800,250.13
  5. Step 5: Solve for x
    x = 734,800,250.13/25,305.40
  6. Step 6: Final answer
    x = 29,037.29

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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.