Home / 12,557.97-18,827.24-5,987.25

Finding the Fourth Proportional to 12,557.97, 18,827.24 and 5,987.25

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Solution

The fourth proportional to 12,557.97, 18,827.24 and 5,987.25 is: 8,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,557.97 : 18,827.24 = 5,987.25 : x
  2. Step 2: Convert to fraction form
    12,557.97/18,827.24 = 5,987.25/x
  3. Step 3: Cross multiply
    12,557.97x = 18,827.24 × 5,987.25
  4. Step 4: Simplify right side
    12,557.97x = 112,723,362.75
  5. Step 5: Solve for x
    x = 112,723,362.75/12,557.97
  6. Step 6: Final answer
    x = 8,976.24

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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.