Home / 13,255.86-18,293.49-7,592.44

Finding the Fourth Proportional to 13,255.86, 18,293.49 and 7,592.44

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Solution

The fourth proportional to 13,255.86, 18,293.49 and 7,592.44 is: 10,477.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,255.86 : 18,293.49 = 7,592.44 : x
  2. Step 2: Convert to fraction form
    13,255.86/18,293.49 = 7,592.44/x
  3. Step 3: Cross multiply
    13,255.86x = 18,293.49 × 7,592.44
  4. Step 4: Simplify right side
    13,255.86x = 138,892,095.79
  5. Step 5: Solve for x
    x = 138,892,095.79/13,255.86
  6. Step 6: Final answer
    x = 10,477.79

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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.