Home / 18,317.01-27,477.14-9,993.45

Finding the Fourth Proportional to 18,317.01, 27,477.14 and 9,993.45

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Solution

The fourth proportional to 18,317.01, 27,477.14 and 9,993.45 is: 14,991.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.01 : 27,477.14 = 9,993.45 : x
  2. Step 2: Convert to fraction form
    18,317.01/27,477.14 = 9,993.45/x
  3. Step 3: Cross multiply
    18,317.01x = 27,477.14 × 9,993.45
  4. Step 4: Simplify right side
    18,317.01x = 274,591,424.73
  5. Step 5: Solve for x
    x = 274,591,424.73/18,317.01
  6. Step 6: Final answer
    x = 14,991.06

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Half scale
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Double scale
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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.