Home / 25,790.14-38,698.54-10,995.09

Finding the Fourth Proportional to 25,790.14, 38,698.54 and 10,995.09

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Solution

The fourth proportional to 25,790.14, 38,698.54 and 10,995.09 is: 16,498.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,790.14 : 38,698.54 = 10,995.09 : x
  2. Step 2: Convert to fraction form
    25,790.14/38,698.54 = 10,995.09/x
  3. Step 3: Cross multiply
    25,790.14x = 38,698.54 × 10,995.09
  4. Step 4: Simplify right side
    25,790.14x = 425,493,757.56
  5. Step 5: Solve for x
    x = 425,493,757.56/25,790.14
  6. Step 6: Final answer
    x = 16,498.31

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.