Home / 19,556.18-29,333.93-4,765.07

Finding the Fourth Proportional to 19,556.18, 29,333.93 and 4,765.07

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Solution

The fourth proportional to 19,556.18, 29,333.93 and 4,765.07 is: 7,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.18 : 29,333.93 = 4,765.07 : x
  2. Step 2: Convert to fraction form
    19,556.18/29,333.93 = 4,765.07/x
  3. Step 3: Cross multiply
    19,556.18x = 29,333.93 × 4,765.07
  4. Step 4: Simplify right side
    19,556.18x = 139,778,059.33
  5. Step 5: Solve for x
    x = 139,778,059.33/19,556.18
  6. Step 6: Final answer
    x = 7,147.51

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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.