Home / 39,120.17-58,680.39-27,485.33

Finding the Fourth Proportional to 39,120.17, 58,680.39 and 27,485.33

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Solution

The fourth proportional to 39,120.17, 58,680.39 and 27,485.33 is: 41,228.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,120.17 : 58,680.39 = 27,485.33 : x
  2. Step 2: Convert to fraction form
    39,120.17/58,680.39 = 27,485.33/x
  3. Step 3: Cross multiply
    39,120.17x = 58,680.39 × 27,485.33
  4. Step 4: Simplify right side
    39,120.17x = 1,612,849,590.28
  5. Step 5: Solve for x
    x = 1,612,849,590.28/39,120.17
  6. Step 6: Final answer
    x = 41,228.09

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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.