Home / 36,988.49-51,040.46-21,071.99

Finding the Fourth Proportional to 36,988.49, 51,040.46 and 21,071.99

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Solution

The fourth proportional to 36,988.49, 51,040.46 and 21,071.99 is: 29,077.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,988.49 : 51,040.46 = 21,071.99 : x
  2. Step 2: Convert to fraction form
    36,988.49/51,040.46 = 21,071.99/x
  3. Step 3: Cross multiply
    36,988.49x = 51,040.46 × 21,071.99
  4. Step 4: Simplify right side
    36,988.49x = 1,075,523,957.36
  5. Step 5: Solve for x
    x = 1,075,523,957.36/36,988.49
  6. Step 6: Final answer
    x = 29,077.26

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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.