Home / 18,835.54-28,253.31-4,795.66

Finding the Fourth Proportional to 18,835.54, 28,253.31 and 4,795.66

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Solution

The fourth proportional to 18,835.54, 28,253.31 and 4,795.66 is: 7,193.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,835.54 : 28,253.31 = 4,795.66 : x
  2. Step 2: Convert to fraction form
    18,835.54/28,253.31 = 4,795.66/x
  3. Step 3: Cross multiply
    18,835.54x = 28,253.31 × 4,795.66
  4. Step 4: Simplify right side
    18,835.54x = 135,493,127.04
  5. Step 5: Solve for x
    x = 135,493,127.04/18,835.54
  6. Step 6: Final answer
    x = 7,193.48

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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.