Home / 13,264.46-18,304.95-7,959.27

Finding the Fourth Proportional to 13,264.46, 18,304.95 and 7,959.27

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Solution

The fourth proportional to 13,264.46, 18,304.95 and 7,959.27 is: 10,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.46 : 18,304.95 = 7,959.27 : x
  2. Step 2: Convert to fraction form
    13,264.46/18,304.95 = 7,959.27/x
  3. Step 3: Cross multiply
    13,264.46x = 18,304.95 × 7,959.27
  4. Step 4: Simplify right side
    13,264.46x = 145,694,039.39
  5. Step 5: Solve for x
    x = 145,694,039.39/13,264.46
  6. Step 6: Final answer
    x = 10,983.79

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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.