Home / 34,588.57-47,735.62-20,247.54

Finding the Fourth Proportional to 34,588.57, 47,735.62 and 20,247.54

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Solution

The fourth proportional to 34,588.57, 47,735.62 and 20,247.54 is: 27,943.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,588.57 : 47,735.62 = 20,247.54 : x
  2. Step 2: Convert to fraction form
    34,588.57/47,735.62 = 20,247.54/x
  3. Step 3: Cross multiply
    34,588.57x = 47,735.62 × 20,247.54
  4. Step 4: Simplify right side
    34,588.57x = 966,528,875.37
  5. Step 5: Solve for x
    x = 966,528,875.37/34,588.57
  6. Step 6: Final answer
    x = 27,943.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.