Home / 38,499.14-57,785.04-19,792.32

Finding the Fourth Proportional to 38,499.14, 57,785.04 and 19,792.32

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Solution

The fourth proportional to 38,499.14, 57,785.04 and 19,792.32 is: 29,707.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,499.14 : 57,785.04 = 19,792.32 : x
  2. Step 2: Convert to fraction form
    38,499.14/57,785.04 = 19,792.32/x
  3. Step 3: Cross multiply
    38,499.14x = 57,785.04 × 19,792.32
  4. Step 4: Simplify right side
    38,499.14x = 1,143,700,002.89
  5. Step 5: Solve for x
    x = 1,143,700,002.89/38,499.14
  6. Step 6: Final answer
    x = 29,707.16

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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.