Home / 11,376.04-15,703.38-11,006.92

Finding the Fourth Proportional to 11,376.04, 15,703.38 and 11,006.92

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Solution

The fourth proportional to 11,376.04, 15,703.38 and 11,006.92 is: 15,193.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.04 : 15,703.38 = 11,006.92 : x
  2. Step 2: Convert to fraction form
    11,376.04/15,703.38 = 11,006.92/x
  3. Step 3: Cross multiply
    11,376.04x = 15,703.38 × 11,006.92
  4. Step 4: Simplify right side
    11,376.04x = 172,845,847.39
  5. Step 5: Solve for x
    x = 172,845,847.39/11,376.04
  6. Step 6: Final answer
    x = 15,193.85

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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.