Home / 34,795.82-52,147.23-18,120.89

Finding the Fourth Proportional to 34,795.82, 52,147.23 and 18,120.89

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Solution

The fourth proportional to 34,795.82, 52,147.23 and 18,120.89 is: 27,157.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,795.82 : 52,147.23 = 18,120.89 : x
  2. Step 2: Convert to fraction form
    34,795.82/52,147.23 = 18,120.89/x
  3. Step 3: Cross multiply
    34,795.82x = 52,147.23 × 18,120.89
  4. Step 4: Simplify right side
    34,795.82x = 944,953,957.90
  5. Step 5: Solve for x
    x = 944,953,957.90/34,795.82
  6. Step 6: Final answer
    x = 27,157.12

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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.