Home / 36,986.66-51,041.49-21,071.14

Finding the Fourth Proportional to 36,986.66, 51,041.49 and 21,071.14

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Solution

The fourth proportional to 36,986.66, 51,041.49 and 21,071.14 is: 29,078.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,986.66 : 51,041.49 = 21,071.14 : x
  2. Step 2: Convert to fraction form
    36,986.66/51,041.49 = 21,071.14/x
  3. Step 3: Cross multiply
    36,986.66x = 51,041.49 × 21,071.14
  4. Step 4: Simplify right side
    36,986.66x = 1,075,502,381.60
  5. Step 5: Solve for x
    x = 1,075,502,381.60/36,986.66
  6. Step 6: Final answer
    x = 29,078.12

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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.