Home / 34,638.58-47,801.23-18,723.02

Finding the Fourth Proportional to 34,638.58, 47,801.23 and 18,723.02

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Solution

The fourth proportional to 34,638.58, 47,801.23 and 18,723.02 is: 25,837.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,638.58 : 47,801.23 = 18,723.02 : x
  2. Step 2: Convert to fraction form
    34,638.58/47,801.23 = 18,723.02/x
  3. Step 3: Cross multiply
    34,638.58x = 47,801.23 × 18,723.02
  4. Step 4: Simplify right side
    34,638.58x = 894,983,385.31
  5. Step 5: Solve for x
    x = 894,983,385.31/34,638.58
  6. Step 6: Final answer
    x = 25,837.76

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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.