Home / 38,230.02-57,345.03-11,936.84

Finding the Fourth Proportional to 38,230.02, 57,345.03 and 11,936.84

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Solution

The fourth proportional to 38,230.02, 57,345.03 and 11,936.84 is: 17,905.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,230.02 : 57,345.03 = 11,936.84 : x
  2. Step 2: Convert to fraction form
    38,230.02/57,345.03 = 11,936.84/x
  3. Step 3: Cross multiply
    38,230.02x = 57,345.03 × 11,936.84
  4. Step 4: Simplify right side
    38,230.02x = 684,518,161.18
  5. Step 5: Solve for x
    x = 684,518,161.18/38,230.02
  6. Step 6: Final answer
    x = 17,905.25

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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.