Home / 38,225.80-57,338.70-19,563.40

Finding the Fourth Proportional to 38,225.80, 57,338.70 and 19,563.40

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Solution

The fourth proportional to 38,225.80, 57,338.70 and 19,563.40 is: 29,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,225.80 : 57,338.70 = 19,563.40 : x
  2. Step 2: Convert to fraction form
    38,225.80/57,338.70 = 19,563.40/x
  3. Step 3: Cross multiply
    38,225.80x = 57,338.70 × 19,563.40
  4. Step 4: Simplify right side
    38,225.80x = 1,121,739,923.58
  5. Step 5: Solve for x
    x = 1,121,739,923.58/38,225.80
  6. Step 6: Final answer
    x = 29,345.10

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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.