Home / 23,619.60-35,419.68-18,701.28

Finding the Fourth Proportional to 23,619.60, 35,419.68 and 18,701.28

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Solution

The fourth proportional to 23,619.60, 35,419.68 and 18,701.28 is: 28,044.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,619.60 : 35,419.68 = 18,701.28 : x
  2. Step 2: Convert to fraction form
    23,619.60/35,419.68 = 18,701.28/x
  3. Step 3: Cross multiply
    23,619.60x = 35,419.68 × 18,701.28
  4. Step 4: Simplify right side
    23,619.60x = 662,393,353.19
  5. Step 5: Solve for x
    x = 662,393,353.19/23,619.60
  6. Step 6: Final answer
    x = 28,044.22

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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.