Home / 18,001.36-24,840.96-9,936.43

Finding the Fourth Proportional to 18,001.36, 24,840.96 and 9,936.43

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Solution

The fourth proportional to 18,001.36, 24,840.96 and 9,936.43 is: 13,711.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,001.36 : 24,840.96 = 9,936.43 : x
  2. Step 2: Convert to fraction form
    18,001.36/24,840.96 = 9,936.43/x
  3. Step 3: Cross multiply
    18,001.36x = 24,840.96 × 9,936.43
  4. Step 4: Simplify right side
    18,001.36x = 246,830,460.17
  5. Step 5: Solve for x
    x = 246,830,460.17/18,001.36
  6. Step 6: Final answer
    x = 13,711.77

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1.5x scale

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.