Home / 22,136.43-30,548.60-12,064.86

Finding the Fourth Proportional to 22,136.43, 30,548.60 and 12,064.86

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Solution

The fourth proportional to 22,136.43, 30,548.60 and 12,064.86 is: 16,649.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136.43 : 30,548.60 = 12,064.86 : x
  2. Step 2: Convert to fraction form
    22,136.43/30,548.60 = 12,064.86/x
  3. Step 3: Cross multiply
    22,136.43x = 30,548.60 × 12,064.86
  4. Step 4: Simplify right side
    22,136.43x = 368,564,582.20
  5. Step 5: Solve for x
    x = 368,564,582.20/22,136.43
  6. Step 6: Final answer
    x = 16,649.68

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1.5x scale

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.