Home / 14,046.96-21,070.31-5,725.02

Finding the Fourth Proportional to 14,046.96, 21,070.31 and 5,725.02

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Solution

The fourth proportional to 14,046.96, 21,070.31 and 5,725.02 is: 8,587.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,046.96 : 21,070.31 = 5,725.02 : x
  2. Step 2: Convert to fraction form
    14,046.96/21,070.31 = 5,725.02/x
  3. Step 3: Cross multiply
    14,046.96x = 21,070.31 × 5,725.02
  4. Step 4: Simplify right side
    14,046.96x = 120,627,917.53
  5. Step 5: Solve for x
    x = 120,627,917.53/14,046.96
  6. Step 6: Final answer
    x = 8,587.47

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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.