Home / 14,781.85-22,161.00-8,534.77

Finding the Fourth Proportional to 14,781.85, 22,161.00 and 8,534.77

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Solution

The fourth proportional to 14,781.85, 22,161.00 and 8,534.77 is: 12,795.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781.85 : 22,161.00 = 8,534.77 : x
  2. Step 2: Convert to fraction form
    14,781.85/22,161.00 = 8,534.77/x
  3. Step 3: Cross multiply
    14,781.85x = 22,161.00 × 8,534.77
  4. Step 4: Simplify right side
    14,781.85x = 189,139,091.22
  5. Step 5: Solve for x
    x = 189,139,091.22/14,781.85
  6. Step 6: Final answer
    x = 12,795.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.