Home / 15,755.98-23,639.46-6,997.06

Finding the Fourth Proportional to 15,755.98, 23,639.46 and 6,997.06

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Solution

The fourth proportional to 15,755.98, 23,639.46 and 6,997.06 is: 10,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,755.98 : 23,639.46 = 6,997.06 : x
  2. Step 2: Convert to fraction form
    15,755.98/23,639.46 = 6,997.06/x
  3. Step 3: Cross multiply
    15,755.98x = 23,639.46 × 6,997.06
  4. Step 4: Simplify right side
    15,755.98x = 165,406,719.99
  5. Step 5: Solve for x
    x = 165,406,719.99/15,755.98
  6. Step 6: Final answer
    x = 10,498.03

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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.