Home / 12,484.17-17,235.27-9,958.19

Finding the Fourth Proportional to 12,484.17, 17,235.27 and 9,958.19

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Solution

The fourth proportional to 12,484.17, 17,235.27 and 9,958.19 is: 13,747.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.17 : 17,235.27 = 9,958.19 : x
  2. Step 2: Convert to fraction form
    12,484.17/17,235.27 = 9,958.19/x
  3. Step 3: Cross multiply
    12,484.17x = 17,235.27 × 9,958.19
  4. Step 4: Simplify right side
    12,484.17x = 171,632,007.18
  5. Step 5: Solve for x
    x = 171,632,007.18/12,484.17
  6. Step 6: Final answer
    x = 13,747.97

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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.