Home / 27,402.63-37,803.29-16,072.80

Finding the Fourth Proportional to 27,402.63, 37,803.29 and 16,072.80

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Solution

The fourth proportional to 27,402.63, 37,803.29 and 16,072.80 is: 22,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,402.63 : 37,803.29 = 16,072.80 : x
  2. Step 2: Convert to fraction form
    27,402.63/37,803.29 = 16,072.80/x
  3. Step 3: Cross multiply
    27,402.63x = 37,803.29 × 16,072.80
  4. Step 4: Simplify right side
    27,402.63x = 607,604,639.15
  5. Step 5: Solve for x
    x = 607,604,639.15/27,402.63
  6. Step 6: Final answer
    x = 22,173.22

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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.