Home / 38,366.83-57,604.08-19,660.31

Finding the Fourth Proportional to 38,366.83, 57,604.08 and 19,660.31

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Solution

The fourth proportional to 38,366.83, 57,604.08 and 19,660.31 is: 29,518.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,366.83 : 57,604.08 = 19,660.31 : x
  2. Step 2: Convert to fraction form
    38,366.83/57,604.08 = 19,660.31/x
  3. Step 3: Cross multiply
    38,366.83x = 57,604.08 × 19,660.31
  4. Step 4: Simplify right side
    38,366.83x = 1,132,513,782.04
  5. Step 5: Solve for x
    x = 1,132,513,782.04/38,366.83
  6. Step 6: Final answer
    x = 29,518.05

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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.