Home / 19,657.80-29,450.70-9,246.60

Finding the Fourth Proportional to 19,657.80, 29,450.70 and 9,246.60

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Solution

The fourth proportional to 19,657.80, 29,450.70 and 9,246.60 is: 13,852.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,657.80 : 29,450.70 = 9,246.60 : x
  2. Step 2: Convert to fraction form
    19,657.80/29,450.70 = 9,246.60/x
  3. Step 3: Cross multiply
    19,657.80x = 29,450.70 × 9,246.60
  4. Step 4: Simplify right side
    19,657.80x = 272,318,842.62
  5. Step 5: Solve for x
    x = 272,318,842.62/19,657.80
  6. Step 6: Final answer
    x = 13,852.97

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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.