Home / 16,712.76-23,063.60-9,998.66

Finding the Fourth Proportional to 16,712.76, 23,063.60 and 9,998.66

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Solution

The fourth proportional to 16,712.76, 23,063.60 and 9,998.66 is: 13,798.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.76 : 23,063.60 = 9,998.66 : x
  2. Step 2: Convert to fraction form
    16,712.76/23,063.60 = 9,998.66/x
  3. Step 3: Cross multiply
    16,712.76x = 23,063.60 × 9,998.66
  4. Step 4: Simplify right side
    16,712.76x = 230,605,094.78
  5. Step 5: Solve for x
    x = 230,605,094.78/16,712.76
  6. Step 6: Final answer
    x = 13,798.15

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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.