Home / 23,515.59-32,451.91-12,906.21

Finding the Fourth Proportional to 23,515.59, 32,451.91 and 12,906.21

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Solution

The fourth proportional to 23,515.59, 32,451.91 and 12,906.21 is: 17,810.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,515.59 : 32,451.91 = 12,906.21 : x
  2. Step 2: Convert to fraction form
    23,515.59/32,451.91 = 12,906.21/x
  3. Step 3: Cross multiply
    23,515.59x = 32,451.91 × 12,906.21
  4. Step 4: Simplify right side
    23,515.59x = 418,831,165.36
  5. Step 5: Solve for x
    x = 418,831,165.36/23,515.59
  6. Step 6: Final answer
    x = 17,810.79

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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.