Home / 18,317.02-27,477.14-9,993.46

Finding the Fourth Proportional to 18,317.02, 27,477.14 and 9,993.46

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Solution

The fourth proportional to 18,317.02, 27,477.14 and 9,993.46 is: 14,991.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.02 : 27,477.14 = 9,993.46 : x
  2. Step 2: Convert to fraction form
    18,317.02/27,477.14 = 9,993.46/x
  3. Step 3: Cross multiply
    18,317.02x = 27,477.14 × 9,993.46
  4. Step 4: Simplify right side
    18,317.02x = 274,591,699.50
  5. Step 5: Solve for x
    x = 274,591,699.50/18,317.02
  6. Step 6: Final answer
    x = 14,991.07

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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.