Home / 30,324.16-45,492.34-12,793.92

Finding the Fourth Proportional to 30,324.16, 45,492.34 and 12,793.92

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Solution

The fourth proportional to 30,324.16, 45,492.34 and 12,793.92 is: 19,193.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,324.16 : 45,492.34 = 12,793.92 : x
  2. Step 2: Convert to fraction form
    30,324.16/45,492.34 = 12,793.92/x
  3. Step 3: Cross multiply
    30,324.16x = 45,492.34 × 12,793.92
  4. Step 4: Simplify right side
    30,324.16x = 582,025,358.57
  5. Step 5: Solve for x
    x = 582,025,358.57/30,324.16
  6. Step 6: Final answer
    x = 19,193.45

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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.