Home / 11,444.64-17,143.88-9,590.55

Finding the Fourth Proportional to 11,444.64, 17,143.88 and 9,590.55

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Solution

The fourth proportional to 11,444.64, 17,143.88 and 9,590.55 is: 14,366.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444.64 : 17,143.88 = 9,590.55 : x
  2. Step 2: Convert to fraction form
    11,444.64/17,143.88 = 9,590.55/x
  3. Step 3: Cross multiply
    11,444.64x = 17,143.88 × 9,590.55
  4. Step 4: Simplify right side
    11,444.64x = 164,419,190.38
  5. Step 5: Solve for x
    x = 164,419,190.38/11,444.64
  6. Step 6: Final answer
    x = 14,366.48

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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.