Home / 47,136.47-65,048.49-25,917.08

Finding the Fourth Proportional to 47,136.47, 65,048.49 and 25,917.08

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Solution

The fourth proportional to 47,136.47, 65,048.49 and 25,917.08 is: 35,765.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,136.47 : 65,048.49 = 25,917.08 : x
  2. Step 2: Convert to fraction form
    47,136.47/65,048.49 = 25,917.08/x
  3. Step 3: Cross multiply
    47,136.47x = 65,048.49 × 25,917.08
  4. Step 4: Simplify right side
    47,136.47x = 1,685,866,919.21
  5. Step 5: Solve for x
    x = 1,685,866,919.21/47,136.47
  6. Step 6: Final answer
    x = 35,765.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.