Home / 16,469.40-22,720.29-10,497.35

Finding the Fourth Proportional to 16,469.40, 22,720.29 and 10,497.35

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Solution

The fourth proportional to 16,469.40, 22,720.29 and 10,497.35 is: 14,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,469.40 : 22,720.29 = 10,497.35 : x
  2. Step 2: Convert to fraction form
    16,469.40/22,720.29 = 10,497.35/x
  3. Step 3: Cross multiply
    16,469.40x = 22,720.29 × 10,497.35
  4. Step 4: Simplify right side
    16,469.40x = 238,502,836.23
  5. Step 5: Solve for x
    x = 238,502,836.23/16,469.40
  6. Step 6: Final answer
    x = 14,481.57

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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.