Home / 19,252.96-28,874.40-5,398.72

Finding the Fourth Proportional to 19,252.96, 28,874.40 and 5,398.72

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Solution

The fourth proportional to 19,252.96, 28,874.40 and 5,398.72 is: 8,096.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,252.96 : 28,874.40 = 5,398.72 : x
  2. Step 2: Convert to fraction form
    19,252.96/28,874.40 = 5,398.72/x
  3. Step 3: Cross multiply
    19,252.96x = 28,874.40 × 5,398.72
  4. Step 4: Simplify right side
    19,252.96x = 155,884,800.77
  5. Step 5: Solve for x
    x = 155,884,800.77/19,252.96
  6. Step 6: Final answer
    x = 8,096.67

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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.