Home / 14,177.16-21,268.80-4,317.21

Finding the Fourth Proportional to 14,177.16, 21,268.80 and 4,317.21

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Solution

The fourth proportional to 14,177.16, 21,268.80 and 4,317.21 is: 6,476.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.16 : 21,268.80 = 4,317.21 : x
  2. Step 2: Convert to fraction form
    14,177.16/21,268.80 = 4,317.21/x
  3. Step 3: Cross multiply
    14,177.16x = 21,268.80 × 4,317.21
  4. Step 4: Simplify right side
    14,177.16x = 91,821,876.05
  5. Step 5: Solve for x
    x = 91,821,876.05/14,177.16
  6. Step 6: Final answer
    x = 6,476.75

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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.