Home / 14,340.33-19,788.69-7,966.41

Finding the Fourth Proportional to 14,340.33, 19,788.69 and 7,966.41

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Solution

The fourth proportional to 14,340.33, 19,788.69 and 7,966.41 is: 10,993.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.33 : 19,788.69 = 7,966.41 : x
  2. Step 2: Convert to fraction form
    14,340.33/19,788.69 = 7,966.41/x
  3. Step 3: Cross multiply
    14,340.33x = 19,788.69 × 7,966.41
  4. Step 4: Simplify right side
    14,340.33x = 157,644,817.90
  5. Step 5: Solve for x
    x = 157,644,817.90/14,340.33
  6. Step 6: Final answer
    x = 10,993.11

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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.