Home / 17,948.25-24,760.08-12,645.99

Finding the Fourth Proportional to 17,948.25, 24,760.08 and 12,645.99

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Solution

The fourth proportional to 17,948.25, 24,760.08 and 12,645.99 is: 17,445.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,948.25 : 24,760.08 = 12,645.99 : x
  2. Step 2: Convert to fraction form
    17,948.25/24,760.08 = 12,645.99/x
  3. Step 3: Cross multiply
    17,948.25x = 24,760.08 × 12,645.99
  4. Step 4: Simplify right side
    17,948.25x = 313,115,724.08
  5. Step 5: Solve for x
    x = 313,115,724.08/17,948.25
  6. Step 6: Final answer
    x = 17,445.47

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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.