Home / 37,425.70-51,644.55-21,506.77

Finding the Fourth Proportional to 37,425.70, 51,644.55 and 21,506.77

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Solution

The fourth proportional to 37,425.70, 51,644.55 and 21,506.77 is: 29,677.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,425.70 : 51,644.55 = 21,506.77 : x
  2. Step 2: Convert to fraction form
    37,425.70/51,644.55 = 21,506.77/x
  3. Step 3: Cross multiply
    37,425.70x = 51,644.55 × 21,506.77
  4. Step 4: Simplify right side
    37,425.70x = 1,110,707,458.60
  5. Step 5: Solve for x
    x = 1,110,707,458.60/37,425.70
  6. Step 6: Final answer
    x = 29,677.67

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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.