Home / 38,715.03-58,067.06-12,416.36

Finding the Fourth Proportional to 38,715.03, 58,067.06 and 12,416.36

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Solution

The fourth proportional to 38,715.03, 58,067.06 and 12,416.36 is: 18,622.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,715.03 : 58,067.06 = 12,416.36 : x
  2. Step 2: Convert to fraction form
    38,715.03/58,067.06 = 12,416.36/x
  3. Step 3: Cross multiply
    38,715.03x = 58,067.06 × 12,416.36
  4. Step 4: Simplify right side
    38,715.03x = 720,981,261.81
  5. Step 5: Solve for x
    x = 720,981,261.81/38,715.03
  6. Step 6: Final answer
    x = 18,622.77

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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.