Home / 44,669.57-66,942.32-19,672.16

Finding the Fourth Proportional to 44,669.57, 66,942.32 and 19,672.16

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Solution

The fourth proportional to 44,669.57, 66,942.32 and 19,672.16 is: 29,480.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,669.57 : 66,942.32 = 19,672.16 : x
  2. Step 2: Convert to fraction form
    44,669.57/66,942.32 = 19,672.16/x
  3. Step 3: Cross multiply
    44,669.57x = 66,942.32 × 19,672.16
  4. Step 4: Simplify right side
    44,669.57x = 1,316,899,596.74
  5. Step 5: Solve for x
    x = 1,316,899,596.74/44,669.57
  6. Step 6: Final answer
    x = 29,480.91

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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.