Home / 37,619.42-51,914.48-20,624.63

Finding the Fourth Proportional to 37,619.42, 51,914.48 and 20,624.63

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Solution

The fourth proportional to 37,619.42, 51,914.48 and 20,624.63 is: 28,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,619.42 : 51,914.48 = 20,624.63 : x
  2. Step 2: Convert to fraction form
    37,619.42/51,914.48 = 20,624.63/x
  3. Step 3: Cross multiply
    37,619.42x = 51,914.48 × 20,624.63
  4. Step 4: Simplify right side
    37,619.42x = 1,070,716,578.95
  5. Step 5: Solve for x
    x = 1,070,716,578.95/37,619.42
  6. Step 6: Final answer
    x = 28,461.81

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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.