Home / 18,074.43-27,108.90-4,927.83

Finding the Fourth Proportional to 18,074.43, 27,108.90 and 4,927.83

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Solution

The fourth proportional to 18,074.43, 27,108.90 and 4,927.83 is: 7,391.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,074.43 : 27,108.90 = 4,927.83 : x
  2. Step 2: Convert to fraction form
    18,074.43/27,108.90 = 4,927.83/x
  3. Step 3: Cross multiply
    18,074.43x = 27,108.90 × 4,927.83
  4. Step 4: Simplify right side
    18,074.43x = 133,588,050.69
  5. Step 5: Solve for x
    x = 133,588,050.69/18,074.43
  6. Step 6: Final answer
    x = 7,391.00

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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.