Home / 20,549.26-30,823.82-4,966.90

Finding the Fourth Proportional to 20,549.26, 30,823.82 and 4,966.90

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Solution

The fourth proportional to 20,549.26, 30,823.82 and 4,966.90 is: 7,450.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,549.26 : 30,823.82 = 4,966.90 : x
  2. Step 2: Convert to fraction form
    20,549.26/30,823.82 = 4,966.90/x
  3. Step 3: Cross multiply
    20,549.26x = 30,823.82 × 4,966.90
  4. Step 4: Simplify right side
    20,549.26x = 153,098,831.56
  5. Step 5: Solve for x
    x = 153,098,831.56/20,549.26
  6. Step 6: Final answer
    x = 7,450.33

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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.