Home / 38,197.04-57,288.12-19,216.60

Finding the Fourth Proportional to 38,197.04, 57,288.12 and 19,216.60

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Solution

The fourth proportional to 38,197.04, 57,288.12 and 19,216.60 is: 28,821.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,197.04 : 57,288.12 = 19,216.60 : x
  2. Step 2: Convert to fraction form
    38,197.04/57,288.12 = 19,216.60/x
  3. Step 3: Cross multiply
    38,197.04x = 57,288.12 × 19,216.60
  4. Step 4: Simplify right side
    38,197.04x = 1,100,882,886.79
  5. Step 5: Solve for x
    x = 1,100,882,886.79/38,197.04
  6. Step 6: Final answer
    x = 28,821.16

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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.