Home / 30,943.09-46,416.44-8,754.61

Finding the Fourth Proportional to 30,943.09, 46,416.44 and 8,754.61

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Solution

The fourth proportional to 30,943.09, 46,416.44 and 8,754.61 is: 13,132.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,943.09 : 46,416.44 = 8,754.61 : x
  2. Step 2: Convert to fraction form
    30,943.09/46,416.44 = 8,754.61/x
  3. Step 3: Cross multiply
    30,943.09x = 46,416.44 × 8,754.61
  4. Step 4: Simplify right side
    30,943.09x = 406,357,829.79
  5. Step 5: Solve for x
    x = 406,357,829.79/30,943.09
  6. Step 6: Final answer
    x = 13,132.43

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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.