Home / 16,982.40-23,435.79-10,612.69

Finding the Fourth Proportional to 16,982.40, 23,435.79 and 10,612.69

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Solution

The fourth proportional to 16,982.40, 23,435.79 and 10,612.69 is: 14,645.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982.40 : 23,435.79 = 10,612.69 : x
  2. Step 2: Convert to fraction form
    16,982.40/23,435.79 = 10,612.69/x
  3. Step 3: Cross multiply
    16,982.40x = 23,435.79 × 10,612.69
  4. Step 4: Simplify right side
    16,982.40x = 248,716,774.18
  5. Step 5: Solve for x
    x = 248,716,774.18/16,982.40
  6. Step 6: Final answer
    x = 14,645.56

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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.