Home / 23,378.32-32,261.58-12,767.99

Finding the Fourth Proportional to 23,378.32, 32,261.58 and 12,767.99

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Solution

The fourth proportional to 23,378.32, 32,261.58 and 12,767.99 is: 17,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.32 : 32,261.58 = 12,767.99 : x
  2. Step 2: Convert to fraction form
    23,378.32/32,261.58 = 12,767.99/x
  3. Step 3: Cross multiply
    23,378.32x = 32,261.58 × 12,767.99
  4. Step 4: Simplify right side
    23,378.32x = 411,915,611.48
  5. Step 5: Solve for x
    x = 411,915,611.48/23,378.32
  6. Step 6: Final answer
    x = 17,619.56

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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.