Home / 11,995.02-17,963.37-9,215.10

Finding the Fourth Proportional to 11,995.02, 17,963.37 and 9,215.10

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Solution

The fourth proportional to 11,995.02, 17,963.37 and 9,215.10 is: 13,800.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.02 : 17,963.37 = 9,215.10 : x
  2. Step 2: Convert to fraction form
    11,995.02/17,963.37 = 9,215.10/x
  3. Step 3: Cross multiply
    11,995.02x = 17,963.37 × 9,215.10
  4. Step 4: Simplify right side
    11,995.02x = 165,534,250.89
  5. Step 5: Solve for x
    x = 165,534,250.89/11,995.02
  6. Step 6: Final answer
    x = 13,800.25

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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.