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Finding the Fourth Proportional to 17,590.64, 26,388.65 and 5,901.12

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Solution

The fourth proportional to 17,590.64, 26,388.65 and 5,901.12 is: 8,852.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,590.64 : 26,388.65 = 5,901.12 : x
  2. Step 2: Convert to fraction form
    17,590.64/26,388.65 = 5,901.12/x
  3. Step 3: Cross multiply
    17,590.64x = 26,388.65 × 5,901.12
  4. Step 4: Simplify right side
    17,590.64x = 155,722,560.78
  5. Step 5: Solve for x
    x = 155,722,560.78/17,590.64
  6. Step 6: Final answer
    x = 8,852.58

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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.