Home / 35,458.20-53,183.70-12,084.30

Finding the Fourth Proportional to 35,458.20, 53,183.70 and 12,084.30

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Solution

The fourth proportional to 35,458.20, 53,183.70 and 12,084.30 is: 18,125.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,458.20 : 53,183.70 = 12,084.30 : x
  2. Step 2: Convert to fraction form
    35,458.20/53,183.70 = 12,084.30/x
  3. Step 3: Cross multiply
    35,458.20x = 53,183.70 × 12,084.30
  4. Step 4: Simplify right side
    35,458.20x = 642,687,785.91
  5. Step 5: Solve for x
    x = 642,687,785.91/35,458.20
  6. Step 6: Final answer
    x = 18,125.22

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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.