Home / 16,164.07-22,317.39-11,915.62

Finding the Fourth Proportional to 16,164.07, 22,317.39 and 11,915.62

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Solution

The fourth proportional to 16,164.07, 22,317.39 and 11,915.62 is: 16,451.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,164.07 : 22,317.39 = 11,915.62 : x
  2. Step 2: Convert to fraction form
    16,164.07/22,317.39 = 11,915.62/x
  3. Step 3: Cross multiply
    16,164.07x = 22,317.39 × 11,915.62
  4. Step 4: Simplify right side
    16,164.07x = 265,925,427.04
  5. Step 5: Solve for x
    x = 265,925,427.04/16,164.07
  6. Step 6: Final answer
    x = 16,451.64

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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.