Home / 17,845.10-26,760.72-9,520.57

Finding the Fourth Proportional to 17,845.10, 26,760.72 and 9,520.57

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Solution

The fourth proportional to 17,845.10, 26,760.72 and 9,520.57 is: 14,277.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.10 : 26,760.72 = 9,520.57 : x
  2. Step 2: Convert to fraction form
    17,845.10/26,760.72 = 9,520.57/x
  3. Step 3: Cross multiply
    17,845.10x = 26,760.72 × 9,520.57
  4. Step 4: Simplify right side
    17,845.10x = 254,777,308.01
  5. Step 5: Solve for x
    x = 254,777,308.01/17,845.10
  6. Step 6: Final answer
    x = 14,277.16

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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.