Home / 17,396.22-23,989.14-14,886.66

Finding the Fourth Proportional to 17,396.22, 23,989.14 and 14,886.66

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Solution

The fourth proportional to 17,396.22, 23,989.14 and 14,886.66 is: 20,528.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,396.22 : 23,989.14 = 14,886.66 : x
  2. Step 2: Convert to fraction form
    17,396.22/23,989.14 = 14,886.66/x
  3. Step 3: Cross multiply
    17,396.22x = 23,989.14 × 14,886.66
  4. Step 4: Simplify right side
    17,396.22x = 357,118,170.87
  5. Step 5: Solve for x
    x = 357,118,170.87/17,396.22
  6. Step 6: Final answer
    x = 20,528.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.