Home / 37,619.13-51,914.40-20,852.13

Finding the Fourth Proportional to 37,619.13, 51,914.40 and 20,852.13

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Solution

The fourth proportional to 37,619.13, 51,914.40 and 20,852.13 is: 28,775.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,619.13 : 51,914.40 = 20,852.13 : x
  2. Step 2: Convert to fraction form
    37,619.13/51,914.40 = 20,852.13/x
  3. Step 3: Cross multiply
    37,619.13x = 51,914.40 × 20,852.13
  4. Step 4: Simplify right side
    37,619.13x = 1,082,525,817.67
  5. Step 5: Solve for x
    x = 1,082,525,817.67/37,619.13
  6. Step 6: Final answer
    x = 28,775.94

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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.