Home / 15,556.14-23,342.45-7,231.90

Finding the Fourth Proportional to 15,556.14, 23,342.45 and 7,231.90

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Solution

The fourth proportional to 15,556.14, 23,342.45 and 7,231.90 is: 10,851.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,556.14 : 23,342.45 = 7,231.90 : x
  2. Step 2: Convert to fraction form
    15,556.14/23,342.45 = 7,231.90/x
  3. Step 3: Cross multiply
    15,556.14x = 23,342.45 × 7,231.90
  4. Step 4: Simplify right side
    15,556.14x = 168,810,264.16
  5. Step 5: Solve for x
    x = 168,810,264.16/15,556.14
  6. Step 6: Final answer
    x = 10,851.68

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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.