Home / 16,693.24-23,036.68-10,405.64

Finding the Fourth Proportional to 16,693.24, 23,036.68 and 10,405.64

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Solution

The fourth proportional to 16,693.24, 23,036.68 and 10,405.64 is: 14,359.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,693.24 : 23,036.68 = 10,405.64 : x
  2. Step 2: Convert to fraction form
    16,693.24/23,036.68 = 10,405.64/x
  3. Step 3: Cross multiply
    16,693.24x = 23,036.68 × 10,405.64
  4. Step 4: Simplify right side
    16,693.24x = 239,711,398.88
  5. Step 5: Solve for x
    x = 239,711,398.88/16,693.24
  6. Step 6: Final answer
    x = 14,359.79

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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.