Home / 47,136.66-65,048.43-25,915.86

Finding the Fourth Proportional to 47,136.66, 65,048.43 and 25,915.86

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Solution

The fourth proportional to 47,136.66, 65,048.43 and 25,915.86 is: 35,763.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,136.66 : 65,048.43 = 25,915.86 : x
  2. Step 2: Convert to fraction form
    47,136.66/65,048.43 = 25,915.86/x
  3. Step 3: Cross multiply
    47,136.66x = 65,048.43 × 25,915.86
  4. Step 4: Simplify right side
    47,136.66x = 1,685,786,005.10
  5. Step 5: Solve for x
    x = 1,685,786,005.10/47,136.66
  6. Step 6: Final answer
    x = 35,763.80

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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.