Home / 36,690.10-54,998.70-16,934.20

Finding the Fourth Proportional to 36,690.10, 54,998.70 and 16,934.20

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Solution

The fourth proportional to 36,690.10, 54,998.70 and 16,934.20 is: 25,384.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,690.10 : 54,998.70 = 16,934.20 : x
  2. Step 2: Convert to fraction form
    36,690.10/54,998.70 = 16,934.20/x
  3. Step 3: Cross multiply
    36,690.10x = 54,998.70 × 16,934.20
  4. Step 4: Simplify right side
    36,690.10x = 931,358,985.54
  5. Step 5: Solve for x
    x = 931,358,985.54/36,690.10
  6. Step 6: Final answer
    x = 25,384.48

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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.