Home / 36,116.70-54,161.58-12,417.54

Finding the Fourth Proportional to 36,116.70, 54,161.58 and 12,417.54

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Solution

The fourth proportional to 36,116.70, 54,161.58 and 12,417.54 is: 18,621.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,116.70 : 54,161.58 = 12,417.54 : x
  2. Step 2: Convert to fraction form
    36,116.70/54,161.58 = 12,417.54/x
  3. Step 3: Cross multiply
    36,116.70x = 54,161.58 × 12,417.54
  4. Step 4: Simplify right side
    36,116.70x = 672,553,586.11
  5. Step 5: Solve for x
    x = 672,553,586.11/36,116.70
  6. Step 6: Final answer
    x = 18,621.68

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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.