Home / 27,110.21-37,411.74-15,173.64

Finding the Fourth Proportional to 27,110.21, 37,411.74 and 15,173.64

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Solution

The fourth proportional to 27,110.21, 37,411.74 and 15,173.64 is: 20,939.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110.21 : 37,411.74 = 15,173.64 : x
  2. Step 2: Convert to fraction form
    27,110.21/37,411.74 = 15,173.64/x
  3. Step 3: Cross multiply
    27,110.21x = 37,411.74 × 15,173.64
  4. Step 4: Simplify right side
    27,110.21x = 567,672,274.53
  5. Step 5: Solve for x
    x = 567,672,274.53/27,110.21
  6. Step 6: Final answer
    x = 20,939.43

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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.