Home / 13,566.23-18,718.01-7,825.44

Finding the Fourth Proportional to 13,566.23, 18,718.01 and 7,825.44

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Solution

The fourth proportional to 13,566.23, 18,718.01 and 7,825.44 is: 10,797.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.23 : 18,718.01 = 7,825.44 : x
  2. Step 2: Convert to fraction form
    13,566.23/18,718.01 = 7,825.44/x
  3. Step 3: Cross multiply
    13,566.23x = 18,718.01 × 7,825.44
  4. Step 4: Simplify right side
    13,566.23x = 146,476,664.17
  5. Step 5: Solve for x
    x = 146,476,664.17/13,566.23
  6. Step 6: Final answer
    x = 10,797.15

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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.