Home / 19,335.92-26,674.08-12,618.44

Finding the Fourth Proportional to 19,335.92, 26,674.08 and 12,618.44

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Solution

The fourth proportional to 19,335.92, 26,674.08 and 12,618.44 is: 17,407.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,335.92 : 26,674.08 = 12,618.44 : x
  2. Step 2: Convert to fraction form
    19,335.92/26,674.08 = 12,618.44/x
  3. Step 3: Cross multiply
    19,335.92x = 26,674.08 × 12,618.44
  4. Step 4: Simplify right side
    19,335.92x = 336,585,278.04
  5. Step 5: Solve for x
    x = 336,585,278.04/19,335.92
  6. Step 6: Final answer
    x = 17,407.25

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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.