Home / 15,950.44-21,988.53-10,563.85

Finding the Fourth Proportional to 15,950.44, 21,988.53 and 10,563.85

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Solution

The fourth proportional to 15,950.44, 21,988.53 and 10,563.85 is: 14,562.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,950.44 : 21,988.53 = 10,563.85 : x
  2. Step 2: Convert to fraction form
    15,950.44/21,988.53 = 10,563.85/x
  3. Step 3: Cross multiply
    15,950.44x = 21,988.53 × 10,563.85
  4. Step 4: Simplify right side
    15,950.44x = 232,283,532.64
  5. Step 5: Solve for x
    x = 232,283,532.64/15,950.44
  6. Step 6: Final answer
    x = 14,562.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.