Home / 34,915.32-48,182.22-20,576.48

Finding the Fourth Proportional to 34,915.32, 48,182.22 and 20,576.48

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Solution

The fourth proportional to 34,915.32, 48,182.22 and 20,576.48 is: 28,394.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,915.32 : 48,182.22 = 20,576.48 : x
  2. Step 2: Convert to fraction form
    34,915.32/48,182.22 = 20,576.48/x
  3. Step 3: Cross multiply
    34,915.32x = 48,182.22 × 20,576.48
  4. Step 4: Simplify right side
    34,915.32x = 991,420,245.27
  5. Step 5: Solve for x
    x = 991,420,245.27/34,915.32
  6. Step 6: Final answer
    x = 28,394.99

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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.