Home / 29,275.88-43,915.03-8,499.38

Finding the Fourth Proportional to 29,275.88, 43,915.03 and 8,499.38

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Solution

The fourth proportional to 29,275.88, 43,915.03 and 8,499.38 is: 12,749.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,275.88 : 43,915.03 = 8,499.38 : x
  2. Step 2: Convert to fraction form
    29,275.88/43,915.03 = 8,499.38/x
  3. Step 3: Cross multiply
    29,275.88x = 43,915.03 × 8,499.38
  4. Step 4: Simplify right side
    29,275.88x = 373,250,286.86
  5. Step 5: Solve for x
    x = 373,250,286.86/29,275.88
  6. Step 6: Final answer
    x = 12,749.42

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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.