Home / 14,383.52-19,842.64-10,398.32

Finding the Fourth Proportional to 14,383.52, 19,842.64 and 10,398.32

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Solution

The fourth proportional to 14,383.52, 19,842.64 and 10,398.32 is: 14,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,383.52 : 19,842.64 = 10,398.32 : x
  2. Step 2: Convert to fraction form
    14,383.52/19,842.64 = 10,398.32/x
  3. Step 3: Cross multiply
    14,383.52x = 19,842.64 × 10,398.32
  4. Step 4: Simplify right side
    14,383.52x = 206,330,120.36
  5. Step 5: Solve for x
    x = 206,330,120.36/14,383.52
  6. Step 6: Final answer
    x = 14,344.90

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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.