Home / 39,376.53-59,022.27-19,399.91

Finding the Fourth Proportional to 39,376.53, 59,022.27 and 19,399.91

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Solution

The fourth proportional to 39,376.53, 59,022.27 and 19,399.91 is: 29,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,376.53 : 59,022.27 = 19,399.91 : x
  2. Step 2: Convert to fraction form
    39,376.53/59,022.27 = 19,399.91/x
  3. Step 3: Cross multiply
    39,376.53x = 59,022.27 × 19,399.91
  4. Step 4: Simplify right side
    39,376.53x = 1,145,026,430.88
  5. Step 5: Solve for x
    x = 1,145,026,430.88/39,376.53
  6. Step 6: Final answer
    x = 29,078.91

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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.