Home / 22,136.91-30,548.04-12,065.13

Finding the Fourth Proportional to 22,136.91, 30,548.04 and 12,065.13

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Solution

The fourth proportional to 22,136.91, 30,548.04 and 12,065.13 is: 16,649.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136.91 : 30,548.04 = 12,065.13 : x
  2. Step 2: Convert to fraction form
    22,136.91/30,548.04 = 12,065.13/x
  3. Step 3: Cross multiply
    22,136.91x = 30,548.04 × 12,065.13
  4. Step 4: Simplify right side
    22,136.91x = 368,566,013.52
  5. Step 5: Solve for x
    x = 368,566,013.52/22,136.91
  6. Step 6: Final answer
    x = 16,649.39

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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.