Home / 15,556.11-23,341.67-7,654.34

Finding the Fourth Proportional to 15,556.11, 23,341.67 and 7,654.34

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Solution

The fourth proportional to 15,556.11, 23,341.67 and 7,654.34 is: 11,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,556.11 : 23,341.67 = 7,654.34 : x
  2. Step 2: Convert to fraction form
    15,556.11/23,341.67 = 7,654.34/x
  3. Step 3: Cross multiply
    15,556.11x = 23,341.67 × 7,654.34
  4. Step 4: Simplify right side
    15,556.11x = 178,665,019.99
  5. Step 5: Solve for x
    x = 178,665,019.99/15,556.11
  6. Step 6: Final answer
    x = 11,485.20

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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.