Home / 28,524.09-39,362.18-15,948.03

Finding the Fourth Proportional to 28,524.09, 39,362.18 and 15,948.03

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Solution

The fourth proportional to 28,524.09, 39,362.18 and 15,948.03 is: 22,007.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524.09 : 39,362.18 = 15,948.03 : x
  2. Step 2: Convert to fraction form
    28,524.09/39,362.18 = 15,948.03/x
  3. Step 3: Cross multiply
    28,524.09x = 39,362.18 × 15,948.03
  4. Step 4: Simplify right side
    28,524.09x = 627,749,147.77
  5. Step 5: Solve for x
    x = 627,749,147.77/28,524.09
  6. Step 6: Final answer
    x = 22,007.68

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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.