Home / 25,613.26-38,352.56-20,588.96

Finding the Fourth Proportional to 25,613.26, 38,352.56 and 20,588.96

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Solution

The fourth proportional to 25,613.26, 38,352.56 and 20,588.96 is: 30,829.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,613.26 : 38,352.56 = 20,588.96 : x
  2. Step 2: Convert to fraction form
    25,613.26/38,352.56 = 20,588.96/x
  3. Step 3: Cross multiply
    25,613.26x = 38,352.56 × 20,588.96
  4. Step 4: Simplify right side
    25,613.26x = 789,639,323.74
  5. Step 5: Solve for x
    x = 789,639,323.74/25,613.26
  6. Step 6: Final answer
    x = 30,829.32

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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.