Home / 16,900.60-23,323.86-10,186.20

Finding the Fourth Proportional to 16,900.60, 23,323.86 and 10,186.20

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Solution

The fourth proportional to 16,900.60, 23,323.86 and 10,186.20 is: 14,057.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,900.60 : 23,323.86 = 10,186.20 : x
  2. Step 2: Convert to fraction form
    16,900.60/23,323.86 = 10,186.20/x
  3. Step 3: Cross multiply
    16,900.60x = 23,323.86 × 10,186.20
  4. Step 4: Simplify right side
    16,900.60x = 237,581,502.73
  5. Step 5: Solve for x
    x = 237,581,502.73/16,900.60
  6. Step 6: Final answer
    x = 14,057.58

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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.