Home / 41,790.91-62,642.32-13,703.64

Finding the Fourth Proportional to 41,790.91, 62,642.32 and 13,703.64

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Solution

The fourth proportional to 41,790.91, 62,642.32 and 13,703.64 is: 20,541.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,790.91 : 62,642.32 = 13,703.64 : x
  2. Step 2: Convert to fraction form
    41,790.91/62,642.32 = 13,703.64/x
  3. Step 3: Cross multiply
    41,790.91x = 62,642.32 × 13,703.64
  4. Step 4: Simplify right side
    41,790.91x = 858,427,802.04
  5. Step 5: Solve for x
    x = 858,427,802.04/41,790.91
  6. Step 6: Final answer
    x = 20,541.02

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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.