Home / 37,213.31-51,351.68-21,075.98

Finding the Fourth Proportional to 37,213.31, 51,351.68 and 21,075.98

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Solution

The fourth proportional to 37,213.31, 51,351.68 and 21,075.98 is: 29,083.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,213.31 : 51,351.68 = 21,075.98 : x
  2. Step 2: Convert to fraction form
    37,213.31/51,351.68 = 21,075.98/x
  3. Step 3: Cross multiply
    37,213.31x = 51,351.68 × 21,075.98
  4. Step 4: Simplify right side
    37,213.31x = 1,082,286,618.51
  5. Step 5: Solve for x
    x = 1,082,286,618.51/37,213.31
  6. Step 6: Final answer
    x = 29,083.32

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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.