Home / 18,352.56-25,326.84-9,969.06

Finding the Fourth Proportional to 18,352.56, 25,326.84 and 9,969.06

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Solution

The fourth proportional to 18,352.56, 25,326.84 and 9,969.06 is: 13,757.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352.56 : 25,326.84 = 9,969.06 : x
  2. Step 2: Convert to fraction form
    18,352.56/25,326.84 = 9,969.06/x
  3. Step 3: Cross multiply
    18,352.56x = 25,326.84 × 9,969.06
  4. Step 4: Simplify right side
    18,352.56x = 252,484,787.57
  5. Step 5: Solve for x
    x = 252,484,787.57/18,352.56
  6. Step 6: Final answer
    x = 13,757.47

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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.