Home / 17,666.30-26,499.35-4,518.65

Finding the Fourth Proportional to 17,666.30, 26,499.35 and 4,518.65

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Solution

The fourth proportional to 17,666.30, 26,499.35 and 4,518.65 is: 6,777.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,666.30 : 26,499.35 = 4,518.65 : x
  2. Step 2: Convert to fraction form
    17,666.30/26,499.35 = 4,518.65/x
  3. Step 3: Cross multiply
    17,666.30x = 26,499.35 × 4,518.65
  4. Step 4: Simplify right side
    17,666.30x = 119,741,265.28
  5. Step 5: Solve for x
    x = 119,741,265.28/17,666.30
  6. Step 6: Final answer
    x = 6,777.95

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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.