Home / 44,428.74-66,661.64-19,486.71

Finding the Fourth Proportional to 44,428.74, 66,661.64 and 19,486.71

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Solution

The fourth proportional to 44,428.74, 66,661.64 and 19,486.71 is: 29,238.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,428.74 : 66,661.64 = 19,486.71 : x
  2. Step 2: Convert to fraction form
    44,428.74/66,661.64 = 19,486.71/x
  3. Step 3: Cross multiply
    44,428.74x = 66,661.64 × 19,486.71
  4. Step 4: Simplify right side
    44,428.74x = 1,299,015,949.37
  5. Step 5: Solve for x
    x = 1,299,015,949.37/44,428.74
  6. Step 6: Final answer
    x = 29,238.19

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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.