Home / 19,561.44-26,949.16-16,003.92

Finding the Fourth Proportional to 19,561.44, 26,949.16 and 16,003.92

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Solution

The fourth proportional to 19,561.44, 26,949.16 and 16,003.92 is: 22,048.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561.44 : 26,949.16 = 16,003.92 : x
  2. Step 2: Convert to fraction form
    19,561.44/26,949.16 = 16,003.92/x
  3. Step 3: Cross multiply
    19,561.44x = 26,949.16 × 16,003.92
  4. Step 4: Simplify right side
    19,561.44x = 431,292,200.71
  5. Step 5: Solve for x
    x = 431,292,200.71/19,561.44
  6. Step 6: Final answer
    x = 22,048.08

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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.