Home / 13,350.04-18,411.80-8,043.74

Finding the Fourth Proportional to 13,350.04, 18,411.80 and 8,043.74

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Solution

The fourth proportional to 13,350.04, 18,411.80 and 8,043.74 is: 11,093.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.04 : 18,411.80 = 8,043.74 : x
  2. Step 2: Convert to fraction form
    13,350.04/18,411.80 = 8,043.74/x
  3. Step 3: Cross multiply
    13,350.04x = 18,411.80 × 8,043.74
  4. Step 4: Simplify right side
    13,350.04x = 148,099,732.13
  5. Step 5: Solve for x
    x = 148,099,732.13/13,350.04
  6. Step 6: Final answer
    x = 11,093.58

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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.