Home / 23,378.02-32,261.83-12,767.90

Finding the Fourth Proportional to 23,378.02, 32,261.83 and 12,767.90

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Solution

The fourth proportional to 23,378.02, 32,261.83 and 12,767.90 is: 17,619.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.02 : 32,261.83 = 12,767.90 : x
  2. Step 2: Convert to fraction form
    23,378.02/32,261.83 = 12,767.90/x
  3. Step 3: Cross multiply
    23,378.02x = 32,261.83 × 12,767.90
  4. Step 4: Simplify right side
    23,378.02x = 411,915,626.03
  5. Step 5: Solve for x
    x = 411,915,626.03/23,378.02
  6. Step 6: Final answer
    x = 17,619.78

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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.