Home / 34,733.72-47,932.80-18,818.48

Finding the Fourth Proportional to 34,733.72, 47,932.80 and 18,818.48

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Solution

The fourth proportional to 34,733.72, 47,932.80 and 18,818.48 is: 25,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,733.72 : 47,932.80 = 18,818.48 : x
  2. Step 2: Convert to fraction form
    34,733.72/47,932.80 = 18,818.48/x
  3. Step 3: Cross multiply
    34,733.72x = 47,932.80 × 18,818.48
  4. Step 4: Simplify right side
    34,733.72x = 902,022,438.14
  5. Step 5: Solve for x
    x = 902,022,438.14/34,733.72
  6. Step 6: Final answer
    x = 25,969.65

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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.