Home / 22,008.14-32,955.86-12,136.47

Finding the Fourth Proportional to 22,008.14, 32,955.86 and 12,136.47

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Solution

The fourth proportional to 22,008.14, 32,955.86 and 12,136.47 is: 18,173.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,008.14 : 32,955.86 = 12,136.47 : x
  2. Step 2: Convert to fraction form
    22,008.14/32,955.86 = 12,136.47/x
  3. Step 3: Cross multiply
    22,008.14x = 32,955.86 × 12,136.47
  4. Step 4: Simplify right side
    22,008.14x = 399,967,712.97
  5. Step 5: Solve for x
    x = 399,967,712.97/22,008.14
  6. Step 6: Final answer
    x = 18,173.63

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1.5x scale

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.