Home / 37,424.70-51,665.22-28,907.76

Finding the Fourth Proportional to 37,424.70, 51,665.22 and 28,907.76

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Solution

The fourth proportional to 37,424.70, 51,665.22 and 28,907.76 is: 39,907.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,424.70 : 51,665.22 = 28,907.76 : x
  2. Step 2: Convert to fraction form
    37,424.70/51,665.22 = 28,907.76/x
  3. Step 3: Cross multiply
    37,424.70x = 51,665.22 × 28,907.76
  4. Step 4: Simplify right side
    37,424.70x = 1,493,525,780.11
  5. Step 5: Solve for x
    x = 1,493,525,780.11/37,424.70
  6. Step 6: Final answer
    x = 39,907.49

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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.