Home / 23,535.60-35,431.62-20,321.52

Finding the Fourth Proportional to 23,535.60, 35,431.62 and 20,321.52

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Solution

The fourth proportional to 23,535.60, 35,431.62 and 20,321.52 is: 30,592.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,535.60 : 35,431.62 = 20,321.52 : x
  2. Step 2: Convert to fraction form
    23,535.60/35,431.62 = 20,321.52/x
  3. Step 3: Cross multiply
    23,535.60x = 35,431.62 × 20,321.52
  4. Step 4: Simplify right side
    23,535.60x = 720,024,374.46
  5. Step 5: Solve for x
    x = 720,024,374.46/23,535.60
  6. Step 6: Final answer
    x = 30,592.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.