Home / 14,074.63-19,422.99-7,787.95

Finding the Fourth Proportional to 14,074.63, 19,422.99 and 7,787.95

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Solution

The fourth proportional to 14,074.63, 19,422.99 and 7,787.95 is: 10,747.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.63 : 19,422.99 = 7,787.95 : x
  2. Step 2: Convert to fraction form
    14,074.63/19,422.99 = 7,787.95/x
  3. Step 3: Cross multiply
    14,074.63x = 19,422.99 × 7,787.95
  4. Step 4: Simplify right side
    14,074.63x = 151,265,274.97
  5. Step 5: Solve for x
    x = 151,265,274.97/14,074.63
  6. Step 6: Final answer
    x = 10,747.37

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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.