Home / 21,714.95-32,578.57-11,192.64

Finding the Fourth Proportional to 21,714.95, 32,578.57 and 11,192.64

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Solution

The fourth proportional to 21,714.95, 32,578.57 and 11,192.64 is: 16,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,714.95 : 32,578.57 = 11,192.64 : x
  2. Step 2: Convert to fraction form
    21,714.95/32,578.57 = 11,192.64/x
  3. Step 3: Cross multiply
    21,714.95x = 32,578.57 × 11,192.64
  4. Step 4: Simplify right side
    21,714.95x = 364,640,177.74
  5. Step 5: Solve for x
    x = 364,640,177.74/21,714.95
  6. Step 6: Final answer
    x = 16,792.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.