Home / 23,869.74-32,949.12-20,499.03

Finding the Fourth Proportional to 23,869.74, 32,949.12 and 20,499.03

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Solution

The fourth proportional to 23,869.74, 32,949.12 and 20,499.03 is: 28,296.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,869.74 : 32,949.12 = 20,499.03 : x
  2. Step 2: Convert to fraction form
    23,869.74/32,949.12 = 20,499.03/x
  3. Step 3: Cross multiply
    23,869.74x = 32,949.12 × 20,499.03
  4. Step 4: Simplify right side
    23,869.74x = 675,424,999.35
  5. Step 5: Solve for x
    x = 675,424,999.35/23,869.74
  6. Step 6: Final answer
    x = 28,296.29

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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.