Home / 32,287.44-48,431.28-8,915.76

Finding the Fourth Proportional to 32,287.44, 48,431.28 and 8,915.76

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Solution

The fourth proportional to 32,287.44, 48,431.28 and 8,915.76 is: 13,373.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,287.44 : 48,431.28 = 8,915.76 : x
  2. Step 2: Convert to fraction form
    32,287.44/48,431.28 = 8,915.76/x
  3. Step 3: Cross multiply
    32,287.44x = 48,431.28 × 8,915.76
  4. Step 4: Simplify right side
    32,287.44x = 431,801,668.97
  5. Step 5: Solve for x
    x = 431,801,668.97/32,287.44
  6. Step 6: Final answer
    x = 13,373.67

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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.