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Finding the Fourth Proportional to 47,903.67, 71,888.49 and 16,738.92

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Solution

The fourth proportional to 47,903.67, 71,888.49 and 16,738.92 is: 25,119.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,903.67 : 71,888.49 = 16,738.92 : x
  2. Step 2: Convert to fraction form
    47,903.67/71,888.49 = 16,738.92/x
  3. Step 3: Cross multiply
    47,903.67x = 71,888.49 × 16,738.92
  4. Step 4: Simplify right side
    47,903.67x = 1,203,335,683.03
  5. Step 5: Solve for x
    x = 1,203,335,683.03/47,903.67
  6. Step 6: Final answer
    x = 25,119.91

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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.