Home / 16,982.74-23,431.44-10,615.81

Finding the Fourth Proportional to 16,982.74, 23,431.44 and 10,615.81

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Solution

The fourth proportional to 16,982.74, 23,431.44 and 10,615.81 is: 14,646.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.74 : 23,431.44 = 10,615.81 : x
  2. Step 2: Convert to fraction form
    16,982.74/23,431.44 = 10,615.81/x
  3. Step 3: Cross multiply
    16,982.74x = 23,431.44 × 10,615.81
  4. Step 4: Simplify right side
    16,982.74x = 248,743,715.07
  5. Step 5: Solve for x
    x = 248,743,715.07/16,982.74
  6. Step 6: Final answer
    x = 14,646.85

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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.