Home / 38,114.03-57,223.41-19,406.64

Finding the Fourth Proportional to 38,114.03, 57,223.41 and 19,406.64

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Solution

The fourth proportional to 38,114.03, 57,223.41 and 19,406.64 is: 29,136.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,114.03 : 57,223.41 = 19,406.64 : x
  2. Step 2: Convert to fraction form
    38,114.03/57,223.41 = 19,406.64/x
  3. Step 3: Cross multiply
    38,114.03x = 57,223.41 × 19,406.64
  4. Step 4: Simplify right side
    38,114.03x = 1,110,513,975.63
  5. Step 5: Solve for x
    x = 1,110,513,975.63/38,114.03
  6. Step 6: Final answer
    x = 29,136.62

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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.