Home / 23,282.21-32,129.44-12,671.91

Finding the Fourth Proportional to 23,282.21, 32,129.44 and 12,671.91

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Solution

The fourth proportional to 23,282.21, 32,129.44 and 12,671.91 is: 17,487.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,282.21 : 32,129.44 = 12,671.91 : x
  2. Step 2: Convert to fraction form
    23,282.21/32,129.44 = 12,671.91/x
  3. Step 3: Cross multiply
    23,282.21x = 32,129.44 × 12,671.91
  4. Step 4: Simplify right side
    23,282.21x = 407,141,340.35
  5. Step 5: Solve for x
    x = 407,141,340.35/23,282.21
  6. Step 6: Final answer
    x = 17,487.23

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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.