Home / 20,450.46-30,677.52-7,302.95

Finding the Fourth Proportional to 20,450.46, 30,677.52 and 7,302.95

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Solution

The fourth proportional to 20,450.46, 30,677.52 and 7,302.95 is: 10,955.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,450.46 : 30,677.52 = 7,302.95 : x
  2. Step 2: Convert to fraction form
    20,450.46/30,677.52 = 7,302.95/x
  3. Step 3: Cross multiply
    20,450.46x = 30,677.52 × 7,302.95
  4. Step 4: Simplify right side
    20,450.46x = 224,036,394.68
  5. Step 5: Solve for x
    x = 224,036,394.68/20,450.46
  6. Step 6: Final answer
    x = 10,955.08

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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.