Home / 19,366.41-26,725.78-12,648.07

Finding the Fourth Proportional to 19,366.41, 26,725.78 and 12,648.07

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Solution

The fourth proportional to 19,366.41, 26,725.78 and 12,648.07 is: 17,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366.41 : 26,725.78 = 12,648.07 : x
  2. Step 2: Convert to fraction form
    19,366.41/26,725.78 = 12,648.07/x
  3. Step 3: Cross multiply
    19,366.41x = 26,725.78 × 12,648.07
  4. Step 4: Simplify right side
    19,366.41x = 338,029,536.24
  5. Step 5: Solve for x
    x = 338,029,536.24/19,366.41
  6. Step 6: Final answer
    x = 17,454.42

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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.