Home / 37,424.70-51,645.33-21,508.74

Finding the Fourth Proportional to 37,424.70, 51,645.33 and 21,508.74

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Solution

The fourth proportional to 37,424.70, 51,645.33 and 21,508.74 is: 29,681.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,424.70 : 51,645.33 = 21,508.74 : x
  2. Step 2: Convert to fraction form
    37,424.70/51,645.33 = 21,508.74/x
  3. Step 3: Cross multiply
    37,424.70x = 51,645.33 × 21,508.74
  4. Step 4: Simplify right side
    37,424.70x = 1,110,825,975.18
  5. Step 5: Solve for x
    x = 1,110,825,975.18/37,424.70
  6. Step 6: Final answer
    x = 29,681.63

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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.