Home / 39,107.22-58,660.83-11,407.38

Finding the Fourth Proportional to 39,107.22, 58,660.83 and 11,407.38

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Solution

The fourth proportional to 39,107.22, 58,660.83 and 11,407.38 is: 17,111.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,107.22 : 58,660.83 = 11,407.38 : x
  2. Step 2: Convert to fraction form
    39,107.22/58,660.83 = 11,407.38/x
  3. Step 3: Cross multiply
    39,107.22x = 58,660.83 × 11,407.38
  4. Step 4: Simplify right side
    39,107.22x = 669,166,378.93
  5. Step 5: Solve for x
    x = 669,166,378.93/39,107.22
  6. Step 6: Final answer
    x = 17,111.07

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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.