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Finding the Fourth Proportional to 11,495.04, 17,216.88 and 9,995.04

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Solution

The fourth proportional to 11,495.04, 17,216.88 and 9,995.04 is: 14,970.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,495.04 : 17,216.88 = 9,995.04 : x
  2. Step 2: Convert to fraction form
    11,495.04/17,216.88 = 9,995.04/x
  3. Step 3: Cross multiply
    11,495.04x = 17,216.88 × 9,995.04
  4. Step 4: Simplify right side
    11,495.04x = 172,083,404.28
  5. Step 5: Solve for x
    x = 172,083,404.28/11,495.04
  6. Step 6: Final answer
    x = 14,970.23

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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.