Home / 17,845.87-24,626.26-9,887.62

Finding the Fourth Proportional to 17,845.87, 24,626.26 and 9,887.62

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Solution

The fourth proportional to 17,845.87, 24,626.26 and 9,887.62 is: 13,644.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.87 : 24,626.26 = 9,887.62 : x
  2. Step 2: Convert to fraction form
    17,845.87/24,626.26 = 9,887.62/x
  3. Step 3: Cross multiply
    17,845.87x = 24,626.26 × 9,887.62
  4. Step 4: Simplify right side
    17,845.87x = 243,495,100.90
  5. Step 5: Solve for x
    x = 243,495,100.90/17,845.87
  6. Step 6: Final answer
    x = 13,644.34

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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.