Home / 14,659.25-21,825.75-14,452.20

Finding the Fourth Proportional to 14,659.25, 21,825.75 and 14,452.20

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Solution

The fourth proportional to 14,659.25, 21,825.75 and 14,452.20 is: 21,517.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659.25 : 21,825.75 = 14,452.20 : x
  2. Step 2: Convert to fraction form
    14,659.25/21,825.75 = 14,452.20/x
  3. Step 3: Cross multiply
    14,659.25x = 21,825.75 × 14,452.20
  4. Step 4: Simplify right side
    14,659.25x = 315,430,158.35
  5. Step 5: Solve for x
    x = 315,430,158.35/14,659.25
  6. Step 6: Final answer
    x = 21,517.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.