Home / 14,847.11-20,488.29-8,132.77

Finding the Fourth Proportional to 14,847.11, 20,488.29 and 8,132.77

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Solution

The fourth proportional to 14,847.11, 20,488.29 and 8,132.77 is: 11,222.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,847.11 : 20,488.29 = 8,132.77 : x
  2. Step 2: Convert to fraction form
    14,847.11/20,488.29 = 8,132.77/x
  3. Step 3: Cross multiply
    14,847.11x = 20,488.29 × 8,132.77
  4. Step 4: Simplify right side
    14,847.11x = 166,626,550.26
  5. Step 5: Solve for x
    x = 166,626,550.26/14,847.11
  6. Step 6: Final answer
    x = 11,222.83

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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.