Home / 27,212.10-37,554.84-15,274.68

Finding the Fourth Proportional to 27,212.10, 37,554.84 and 15,274.68

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Solution

The fourth proportional to 27,212.10, 37,554.84 and 15,274.68 is: 21,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,212.10 : 37,554.84 = 15,274.68 : x
  2. Step 2: Convert to fraction form
    27,212.10/37,554.84 = 15,274.68/x
  3. Step 3: Cross multiply
    27,212.10x = 37,554.84 × 15,274.68
  4. Step 4: Simplify right side
    27,212.10x = 573,638,163.45
  5. Step 5: Solve for x
    x = 573,638,163.45/27,212.10
  6. Step 6: Final answer
    x = 21,080.26

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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.