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Finding the Fourth Proportional to 17,590.96, 26,391.84 and 7,203.52

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Solution

The fourth proportional to 17,590.96, 26,391.84 and 7,203.52 is: 10,807.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,590.96 : 26,391.84 = 7,203.52 : x
  2. Step 2: Convert to fraction form
    17,590.96/26,391.84 = 7,203.52/x
  3. Step 3: Cross multiply
    17,590.96x = 26,391.84 × 7,203.52
  4. Step 4: Simplify right side
    17,590.96x = 190,114,147.28
  5. Step 5: Solve for x
    x = 190,114,147.28/17,590.96
  6. Step 6: Final answer
    x = 10,807.49

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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.