Home / 10,032.90-13,845.36-5,556.42

Finding the Fourth Proportional to 10,032.90, 13,845.36 and 5,556.42

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Solution

The fourth proportional to 10,032.90, 13,845.36 and 5,556.42 is: 7,667.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,032.90 : 13,845.36 = 5,556.42 : x
  2. Step 2: Convert to fraction form
    10,032.90/13,845.36 = 5,556.42/x
  3. Step 3: Cross multiply
    10,032.90x = 13,845.36 × 5,556.42
  4. Step 4: Simplify right side
    10,032.90x = 76,930,635.21
  5. Step 5: Solve for x
    x = 76,930,635.21/10,032.90
  6. Step 6: Final answer
    x = 7,667.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.