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Finding the Fourth Proportional to 17,642.97, 26,458.98 and 5,953.46

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Solution

The fourth proportional to 17,642.97, 26,458.98 and 5,953.46 is: 8,928.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,642.97 : 26,458.98 = 5,953.46 : x
  2. Step 2: Convert to fraction form
    17,642.97/26,458.98 = 5,953.46/x
  3. Step 3: Cross multiply
    17,642.97x = 26,458.98 × 5,953.46
  4. Step 4: Simplify right side
    17,642.97x = 157,522,479.07
  5. Step 5: Solve for x
    x = 157,522,479.07/17,642.97
  6. Step 6: Final answer
    x = 8,928.34

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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.