Home / 34,712.43-47,903.09-18,796.83

Finding the Fourth Proportional to 34,712.43, 47,903.09 and 18,796.83

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Solution

The fourth proportional to 34,712.43, 47,903.09 and 18,796.83 is: 25,939.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,712.43 : 47,903.09 = 18,796.83 : x
  2. Step 2: Convert to fraction form
    34,712.43/47,903.09 = 18,796.83/x
  3. Step 3: Cross multiply
    34,712.43x = 47,903.09 × 18,796.83
  4. Step 4: Simplify right side
    34,712.43x = 900,426,145.22
  5. Step 5: Solve for x
    x = 900,426,145.22/34,712.43
  6. Step 6: Final answer
    x = 25,939.59

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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.