Home / 44,274.93-66,422.13-13,112.61

Finding the Fourth Proportional to 44,274.93, 66,422.13 and 13,112.61

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Solution

The fourth proportional to 44,274.93, 66,422.13 and 13,112.61 is: 19,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,274.93 : 66,422.13 = 13,112.61 : x
  2. Step 2: Convert to fraction form
    44,274.93/66,422.13 = 13,112.61/x
  3. Step 3: Cross multiply
    44,274.93x = 66,422.13 × 13,112.61
  4. Step 4: Simplify right side
    44,274.93x = 870,967,486.06
  5. Step 5: Solve for x
    x = 870,967,486.06/44,274.93
  6. Step 6: Final answer
    x = 19,671.80

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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.