Home / 16,787.17-23,164.88-9,714.05

Finding the Fourth Proportional to 16,787.17, 23,164.88 and 9,714.05

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Solution

The fourth proportional to 16,787.17, 23,164.88 and 9,714.05 is: 13,404.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.17 : 23,164.88 = 9,714.05 : x
  2. Step 2: Convert to fraction form
    16,787.17/23,164.88 = 9,714.05/x
  3. Step 3: Cross multiply
    16,787.17x = 23,164.88 × 9,714.05
  4. Step 4: Simplify right side
    16,787.17x = 225,024,802.56
  5. Step 5: Solve for x
    x = 225,024,802.56/16,787.17
  6. Step 6: Final answer
    x = 13,404.57

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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.