Home / 17,845.08-24,625.92-9,887.28

Finding the Fourth Proportional to 17,845.08, 24,625.92 and 9,887.28

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Solution

The fourth proportional to 17,845.08, 24,625.92 and 9,887.28 is: 13,644.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.08 : 24,625.92 = 9,887.28 : x
  2. Step 2: Convert to fraction form
    17,845.08/24,625.92 = 9,887.28/x
  3. Step 3: Cross multiply
    17,845.08x = 24,625.92 × 9,887.28
  4. Step 4: Simplify right side
    17,845.08x = 243,483,366.30
  5. Step 5: Solve for x
    x = 243,483,366.30/17,845.08
  6. Step 6: Final answer
    x = 13,644.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.