Home / 16,821.03-23,207.76-10,108.15

Finding the Fourth Proportional to 16,821.03, 23,207.76 and 10,108.15

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Solution

The fourth proportional to 16,821.03, 23,207.76 and 10,108.15 is: 13,946.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821.03 : 23,207.76 = 10,108.15 : x
  2. Step 2: Convert to fraction form
    16,821.03/23,207.76 = 10,108.15/x
  3. Step 3: Cross multiply
    16,821.03x = 23,207.76 × 10,108.15
  4. Step 4: Simplify right side
    16,821.03x = 234,587,519.24
  5. Step 5: Solve for x
    x = 234,587,519.24/16,821.03
  6. Step 6: Final answer
    x = 13,946.09

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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.