Home / 13,700.03-20,534.49-5,797.62

Finding the Fourth Proportional to 13,700.03, 20,534.49 and 5,797.62

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Solution

The fourth proportional to 13,700.03, 20,534.49 and 5,797.62 is: 8,689.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,700.03 : 20,534.49 = 5,797.62 : x
  2. Step 2: Convert to fraction form
    13,700.03/20,534.49 = 5,797.62/x
  3. Step 3: Cross multiply
    13,700.03x = 20,534.49 × 5,797.62
  4. Step 4: Simplify right side
    13,700.03x = 119,051,169.91
  5. Step 5: Solve for x
    x = 119,051,169.91/13,700.03
  6. Step 6: Final answer
    x = 8,689.85

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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.