Home / 14,977.85-22,459.83-8,739.66

Finding the Fourth Proportional to 14,977.85, 22,459.83 and 8,739.66

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Solution

The fourth proportional to 14,977.85, 22,459.83 and 8,739.66 is: 13,105.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977.85 : 22,459.83 = 8,739.66 : x
  2. Step 2: Convert to fraction form
    14,977.85/22,459.83 = 8,739.66/x
  3. Step 3: Cross multiply
    14,977.85x = 22,459.83 × 8,739.66
  4. Step 4: Simplify right side
    14,977.85x = 196,291,277.86
  5. Step 5: Solve for x
    x = 196,291,277.86/14,977.85
  6. Step 6: Final answer
    x = 13,105.44

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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.