Home / 23,189.57-32,001.62-13,117.81

Finding the Fourth Proportional to 23,189.57, 32,001.62 and 13,117.81

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Solution

The fourth proportional to 23,189.57, 32,001.62 and 13,117.81 is: 18,102.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.57 : 32,001.62 = 13,117.81 : x
  2. Step 2: Convert to fraction form
    23,189.57/32,001.62 = 13,117.81/x
  3. Step 3: Cross multiply
    23,189.57x = 32,001.62 × 13,117.81
  4. Step 4: Simplify right side
    23,189.57x = 419,791,025.26
  5. Step 5: Solve for x
    x = 419,791,025.26/23,189.57
  6. Step 6: Final answer
    x = 18,102.58

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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.