Home / 14,339.42-19,787.73-7,966.43

Finding the Fourth Proportional to 14,339.42, 19,787.73 and 7,966.43

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Solution

The fourth proportional to 14,339.42, 19,787.73 and 7,966.43 is: 10,993.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339.42 : 19,787.73 = 7,966.43 : x
  2. Step 2: Convert to fraction form
    14,339.42/19,787.73 = 7,966.43/x
  3. Step 3: Cross multiply
    14,339.42x = 19,787.73 × 7,966.43
  4. Step 4: Simplify right side
    14,339.42x = 157,637,466.97
  5. Step 5: Solve for x
    x = 157,637,466.97/14,339.42
  6. Step 6: Final answer
    x = 10,993.29

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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.