Home / 30,718.54-46,083.96-9,663.88

Finding the Fourth Proportional to 30,718.54, 46,083.96 and 9,663.88

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Solution

The fourth proportional to 30,718.54, 46,083.96 and 9,663.88 is: 14,497.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,718.54 : 46,083.96 = 9,663.88 : x
  2. Step 2: Convert to fraction form
    30,718.54/46,083.96 = 9,663.88/x
  3. Step 3: Cross multiply
    30,718.54x = 46,083.96 × 9,663.88
  4. Step 4: Simplify right side
    30,718.54x = 445,349,744.15
  5. Step 5: Solve for x
    x = 445,349,744.15/30,718.54
  6. Step 6: Final answer
    x = 14,497.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.