Home / 36,988.99-51,041.14-21,072.49

Finding the Fourth Proportional to 36,988.99, 51,041.14 and 21,072.49

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Solution

The fourth proportional to 36,988.99, 51,041.14 and 21,072.49 is: 29,077.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,988.99 : 51,041.14 = 21,072.49 : x
  2. Step 2: Convert to fraction form
    36,988.99/51,041.14 = 21,072.49/x
  3. Step 3: Cross multiply
    36,988.99x = 51,041.14 × 21,072.49
  4. Step 4: Simplify right side
    36,988.99x = 1,075,563,912.24
  5. Step 5: Solve for x
    x = 1,075,563,912.24/36,988.99
  6. Step 6: Final answer
    x = 29,077.95

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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.