Home / 15,195.58-22,718.44-12,881.41

Finding the Fourth Proportional to 15,195.58, 22,718.44 and 12,881.41

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Solution

The fourth proportional to 15,195.58, 22,718.44 and 12,881.41 is: 19,258.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,195.58 : 22,718.44 = 12,881.41 : x
  2. Step 2: Convert to fraction form
    15,195.58/22,718.44 = 12,881.41/x
  3. Step 3: Cross multiply
    15,195.58x = 22,718.44 × 12,881.41
  4. Step 4: Simplify right side
    15,195.58x = 292,645,362.20
  5. Step 5: Solve for x
    x = 292,645,362.20/15,195.58
  6. Step 6: Final answer
    x = 19,258.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.