Home / 14,722.83-20,317.73-8,008.58

Finding the Fourth Proportional to 14,722.83, 20,317.73 and 8,008.58

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Solution

The fourth proportional to 14,722.83, 20,317.73 and 8,008.58 is: 11,051.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,722.83 : 20,317.73 = 8,008.58 : x
  2. Step 2: Convert to fraction form
    14,722.83/20,317.73 = 8,008.58/x
  3. Step 3: Cross multiply
    14,722.83x = 20,317.73 × 8,008.58
  4. Step 4: Simplify right side
    14,722.83x = 162,716,176.87
  5. Step 5: Solve for x
    x = 162,716,176.87/14,722.83
  6. Step 6: Final answer
    x = 11,051.96

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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.