Home / 37,150.14-51,267.29-21,243.90

Finding the Fourth Proportional to 37,150.14, 51,267.29 and 21,243.90

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Solution

The fourth proportional to 37,150.14, 51,267.29 and 21,243.90 is: 29,316.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,150.14 : 51,267.29 = 21,243.90 : x
  2. Step 2: Convert to fraction form
    37,150.14/51,267.29 = 21,243.90/x
  3. Step 3: Cross multiply
    37,150.14x = 51,267.29 × 21,243.90
  4. Step 4: Simplify right side
    37,150.14x = 1,089,117,075.81
  5. Step 5: Solve for x
    x = 1,089,117,075.81/37,150.14
  6. Step 6: Final answer
    x = 29,316.63

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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.