Home / 13,468.22-20,153.10-7,924.17

Finding the Fourth Proportional to 13,468.22, 20,153.10 and 7,924.17

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Solution

The fourth proportional to 13,468.22, 20,153.10 and 7,924.17 is: 11,857.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468.22 : 20,153.10 = 7,924.17 : x
  2. Step 2: Convert to fraction form
    13,468.22/20,153.10 = 7,924.17/x
  3. Step 3: Cross multiply
    13,468.22x = 20,153.10 × 7,924.17
  4. Step 4: Simplify right side
    13,468.22x = 159,696,590.43
  5. Step 5: Solve for x
    x = 159,696,590.43/13,468.22
  6. Step 6: Final answer
    x = 11,857.29

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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.