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Finding the Fourth Proportional to 17,398.19, 26,074.04 and 9,060.71

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Solution

The fourth proportional to 17,398.19, 26,074.04 and 9,060.71 is: 13,578.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,398.19 : 26,074.04 = 9,060.71 : x
  2. Step 2: Convert to fraction form
    17,398.19/26,074.04 = 9,060.71/x
  3. Step 3: Cross multiply
    17,398.19x = 26,074.04 × 9,060.71
  4. Step 4: Simplify right side
    17,398.19x = 236,249,334.85
  5. Step 5: Solve for x
    x = 236,249,334.85/17,398.19
  6. Step 6: Final answer
    x = 13,578.96

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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.