Home / 21,566.44-29,761.46-12,006.18

Finding the Fourth Proportional to 21,566.44, 29,761.46 and 12,006.18

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Solution

The fourth proportional to 21,566.44, 29,761.46 and 12,006.18 is: 16,568.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,566.44 : 29,761.46 = 12,006.18 : x
  2. Step 2: Convert to fraction form
    21,566.44/29,761.46 = 12,006.18/x
  3. Step 3: Cross multiply
    21,566.44x = 29,761.46 × 12,006.18
  4. Step 4: Simplify right side
    21,566.44x = 357,321,445.82
  5. Step 5: Solve for x
    x = 357,321,445.82/21,566.44
  6. Step 6: Final answer
    x = 16,568.40

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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.