Home / 14,235.93-21,344.67-5,921.64

Finding the Fourth Proportional to 14,235.93, 21,344.67 and 5,921.64

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Solution

The fourth proportional to 14,235.93, 21,344.67 and 5,921.64 is: 8,878.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,235.93 : 21,344.67 = 5,921.64 : x
  2. Step 2: Convert to fraction form
    14,235.93/21,344.67 = 5,921.64/x
  3. Step 3: Cross multiply
    14,235.93x = 21,344.67 × 5,921.64
  4. Step 4: Simplify right side
    14,235.93x = 126,395,451.66
  5. Step 5: Solve for x
    x = 126,395,451.66/14,235.93
  6. Step 6: Final answer
    x = 8,878.62

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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.