Home / 28,894.28-39,878.67-17,567.33

Finding the Fourth Proportional to 28,894.28, 39,878.67 and 17,567.33

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Solution

The fourth proportional to 28,894.28, 39,878.67 and 17,567.33 is: 24,245.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,894.28 : 39,878.67 = 17,567.33 : x
  2. Step 2: Convert to fraction form
    28,894.28/39,878.67 = 17,567.33/x
  3. Step 3: Cross multiply
    28,894.28x = 39,878.67 × 17,567.33
  4. Step 4: Simplify right side
    28,894.28x = 700,561,556.46
  5. Step 5: Solve for x
    x = 700,561,556.46/28,894.28
  6. Step 6: Final answer
    x = 24,245.69

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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.