Home / 38,328.79-57,504.93-19,622.08

Finding the Fourth Proportional to 38,328.79, 57,504.93 and 19,622.08

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Solution

The fourth proportional to 38,328.79, 57,504.93 and 19,622.08 is: 29,439.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,328.79 : 57,504.93 = 19,622.08 : x
  2. Step 2: Convert to fraction form
    38,328.79/57,504.93 = 19,622.08/x
  3. Step 3: Cross multiply
    38,328.79x = 57,504.93 × 19,622.08
  4. Step 4: Simplify right side
    38,328.79x = 1,128,366,049.33
  5. Step 5: Solve for x
    x = 1,128,366,049.33/38,328.79
  6. Step 6: Final answer
    x = 29,439.13

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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.