Home / 33,268.60-45,915.29-19,121.14

Finding the Fourth Proportional to 33,268.60, 45,915.29 and 19,121.14

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Solution

The fourth proportional to 33,268.60, 45,915.29 and 19,121.14 is: 26,389.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,268.60 : 45,915.29 = 19,121.14 : x
  2. Step 2: Convert to fraction form
    33,268.60/45,915.29 = 19,121.14/x
  3. Step 3: Cross multiply
    33,268.60x = 45,915.29 × 19,121.14
  4. Step 4: Simplify right side
    33,268.60x = 877,952,688.23
  5. Step 5: Solve for x
    x = 877,952,688.23/33,268.60
  6. Step 6: Final answer
    x = 26,389.83

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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.