Home / 45,835.57-68,733.31-27,120.93

Finding the Fourth Proportional to 45,835.57, 68,733.31 and 27,120.93

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Solution

The fourth proportional to 45,835.57, 68,733.31 and 27,120.93 is: 40,669.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,835.57 : 68,733.31 = 27,120.93 : x
  2. Step 2: Convert to fraction form
    45,835.57/68,733.31 = 27,120.93/x
  3. Step 3: Cross multiply
    45,835.57x = 68,733.31 × 27,120.93
  4. Step 4: Simplify right side
    45,835.57x = 1,864,111,289.18
  5. Step 5: Solve for x
    x = 1,864,111,289.18/45,835.57
  6. Step 6: Final answer
    x = 40,669.53

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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.