Home / 27,714.12-38,244.06-15,136.44

Finding the Fourth Proportional to 27,714.12, 38,244.06 and 15,136.44

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Solution

The fourth proportional to 27,714.12, 38,244.06 and 15,136.44 is: 20,887.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,714.12 : 38,244.06 = 15,136.44 : x
  2. Step 2: Convert to fraction form
    27,714.12/38,244.06 = 15,136.44/x
  3. Step 3: Cross multiply
    27,714.12x = 38,244.06 × 15,136.44
  4. Step 4: Simplify right side
    27,714.12x = 578,878,919.55
  5. Step 5: Solve for x
    x = 578,878,919.55/27,714.12
  6. Step 6: Final answer
    x = 20,887.51

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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.