Home / 23,704.40-35,518.20-19,787.60

Finding the Fourth Proportional to 23,704.40, 35,518.20 and 19,787.60

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Solution

The fourth proportional to 23,704.40, 35,518.20 and 19,787.60 is: 29,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,704.40 : 35,518.20 = 19,787.60 : x
  2. Step 2: Convert to fraction form
    23,704.40/35,518.20 = 19,787.60/x
  3. Step 3: Cross multiply
    23,704.40x = 35,518.20 × 19,787.60
  4. Step 4: Simplify right side
    23,704.40x = 702,819,934.32
  5. Step 5: Solve for x
    x = 702,819,934.32/23,704.40
  6. Step 6: Final answer
    x = 29,649.35

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1.5x scale

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.