Home / 37,269.30-51,431.67-20,502.30

Finding the Fourth Proportional to 37,269.30, 51,431.67 and 20,502.30

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Solution

The fourth proportional to 37,269.30, 51,431.67 and 20,502.30 is: 28,293.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,269.30 : 51,431.67 = 20,502.30 : x
  2. Step 2: Convert to fraction form
    37,269.30/51,431.67 = 20,502.30/x
  3. Step 3: Cross multiply
    37,269.30x = 51,431.67 × 20,502.30
  4. Step 4: Simplify right side
    37,269.30x = 1,054,467,527.84
  5. Step 5: Solve for x
    x = 1,054,467,527.84/37,269.30
  6. Step 6: Final answer
    x = 28,293.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.