Home / 19,168.08-26,449.92-10,669.56

Finding the Fourth Proportional to 19,168.08, 26,449.92 and 10,669.56

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Solution

The fourth proportional to 19,168.08, 26,449.92 and 10,669.56 is: 14,722.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,168.08 : 26,449.92 = 10,669.56 : x
  2. Step 2: Convert to fraction form
    19,168.08/26,449.92 = 10,669.56/x
  3. Step 3: Cross multiply
    19,168.08x = 26,449.92 × 10,669.56
  4. Step 4: Simplify right side
    19,168.08x = 282,209,008.44
  5. Step 5: Solve for x
    x = 282,209,008.44/19,168.08
  6. Step 6: Final answer
    x = 14,722.86

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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.