Home / 39,136.26-58,656.32-18,047.04

Finding the Fourth Proportional to 39,136.26, 58,656.32 and 18,047.04

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Solution

The fourth proportional to 39,136.26, 58,656.32 and 18,047.04 is: 27,048.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,136.26 : 58,656.32 = 18,047.04 : x
  2. Step 2: Convert to fraction form
    39,136.26/58,656.32 = 18,047.04/x
  3. Step 3: Cross multiply
    39,136.26x = 58,656.32 × 18,047.04
  4. Step 4: Simplify right side
    39,136.26x = 1,058,572,710.77
  5. Step 5: Solve for x
    x = 1,058,572,710.77/39,136.26
  6. Step 6: Final answer
    x = 27,048.38

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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.