Home / 18,365.04-27,522.72-13,411.44

Finding the Fourth Proportional to 18,365.04, 27,522.72 and 13,411.44

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Solution

The fourth proportional to 18,365.04, 27,522.72 and 13,411.44 is: 20,099.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,365.04 : 27,522.72 = 13,411.44 : x
  2. Step 2: Convert to fraction form
    18,365.04/27,522.72 = 13,411.44/x
  3. Step 3: Cross multiply
    18,365.04x = 27,522.72 × 13,411.44
  4. Step 4: Simplify right side
    18,365.04x = 369,119,307.92
  5. Step 5: Solve for x
    x = 369,119,307.92/18,365.04
  6. Step 6: Final answer
    x = 20,099.02

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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.