Home / 19,467.49-26,863.51-10,966.90

Finding the Fourth Proportional to 19,467.49, 26,863.51 and 10,966.90

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Solution

The fourth proportional to 19,467.49, 26,863.51 and 10,966.90 is: 15,133.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467.49 : 26,863.51 = 10,966.90 : x
  2. Step 2: Convert to fraction form
    19,467.49/26,863.51 = 10,966.90/x
  3. Step 3: Cross multiply
    19,467.49x = 26,863.51 × 10,966.90
  4. Step 4: Simplify right side
    19,467.49x = 294,609,427.82
  5. Step 5: Solve for x
    x = 294,609,427.82/19,467.49
  6. Step 6: Final answer
    x = 15,133.41

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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.