Home / 19,340.92-26,680.98-12,623.44

Finding the Fourth Proportional to 19,340.92, 26,680.98 and 12,623.44

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Solution

The fourth proportional to 19,340.92, 26,680.98 and 12,623.44 is: 17,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,340.92 : 26,680.98 = 12,623.44 : x
  2. Step 2: Convert to fraction form
    19,340.92/26,680.98 = 12,623.44/x
  3. Step 3: Cross multiply
    19,340.92x = 26,680.98 × 12,623.44
  4. Step 4: Simplify right side
    19,340.92x = 336,805,750.17
  5. Step 5: Solve for x
    x = 336,805,750.17/19,340.92
  6. Step 6: Final answer
    x = 17,414.15

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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.