Home / 14,722.98-20,317.86-8,008.77

Finding the Fourth Proportional to 14,722.98, 20,317.86 and 8,008.77

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Solution

The fourth proportional to 14,722.98, 20,317.86 and 8,008.77 is: 11,052.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,722.98 : 20,317.86 = 8,008.77 : x
  2. Step 2: Convert to fraction form
    14,722.98/20,317.86 = 8,008.77/x
  3. Step 3: Cross multiply
    14,722.98x = 20,317.86 × 8,008.77
  4. Step 4: Simplify right side
    14,722.98x = 162,721,067.63
  5. Step 5: Solve for x
    x = 162,721,067.63/14,722.98
  6. Step 6: Final answer
    x = 11,052.18

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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.