Home / 36,116.96-54,161.96-12,417.79

Finding the Fourth Proportional to 36,116.96, 54,161.96 and 12,417.79

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Solution

The fourth proportional to 36,116.96, 54,161.96 and 12,417.79 is: 18,622.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,116.96 : 54,161.96 = 12,417.79 : x
  2. Step 2: Convert to fraction form
    36,116.96/54,161.96 = 12,417.79/x
  3. Step 3: Cross multiply
    36,116.96x = 54,161.96 × 12,417.79
  4. Step 4: Simplify right side
    36,116.96x = 672,571,647.77
  5. Step 5: Solve for x
    x = 672,571,647.77/36,116.96
  6. Step 6: Final answer
    x = 18,622.05

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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.