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Finding the Fourth Proportional to 17,891.42, 26,844.71 and 9,569.25

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Solution

The fourth proportional to 17,891.42, 26,844.71 and 9,569.25 is: 14,357.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,891.42 : 26,844.71 = 9,569.25 : x
  2. Step 2: Convert to fraction form
    17,891.42/26,844.71 = 9,569.25/x
  3. Step 3: Cross multiply
    17,891.42x = 26,844.71 × 9,569.25
  4. Step 4: Simplify right side
    17,891.42x = 256,883,693.32
  5. Step 5: Solve for x
    x = 256,883,693.32/17,891.42
  6. Step 6: Final answer
    x = 14,357.93

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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.