Home / 37,283.67-51,451.38-20,516.67

Finding the Fourth Proportional to 37,283.67, 51,451.38 and 20,516.67

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Solution

The fourth proportional to 37,283.67, 51,451.38 and 20,516.67 is: 28,312.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,283.67 : 51,451.38 = 20,516.67 : x
  2. Step 2: Convert to fraction form
    37,283.67/51,451.38 = 20,516.67/x
  3. Step 3: Cross multiply
    37,283.67x = 51,451.38 × 20,516.67
  4. Step 4: Simplify right side
    37,283.67x = 1,055,610,984.50
  5. Step 5: Solve for x
    x = 1,055,610,984.50/37,283.67
  6. Step 6: Final answer
    x = 28,312.96

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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.