Home / 12,714.12-19,072.02-4,394.94

Finding the Fourth Proportional to 12,714.12, 19,072.02 and 4,394.94

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Solution

The fourth proportional to 12,714.12, 19,072.02 and 4,394.94 is: 6,592.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,714.12 : 19,072.02 = 4,394.94 : x
  2. Step 2: Convert to fraction form
    12,714.12/19,072.02 = 4,394.94/x
  3. Step 3: Cross multiply
    12,714.12x = 19,072.02 × 4,394.94
  4. Step 4: Simplify right side
    12,714.12x = 83,820,383.58
  5. Step 5: Solve for x
    x = 83,820,383.58/12,714.12
  6. Step 6: Final answer
    x = 6,592.70

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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.