Home / 27,115.21-37,415.06-15,176.35

Finding the Fourth Proportional to 27,115.21, 37,415.06 and 15,176.35

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Solution

The fourth proportional to 27,115.21, 37,415.06 and 15,176.35 is: 20,941.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,115.21 : 37,415.06 = 15,176.35 : x
  2. Step 2: Convert to fraction form
    27,115.21/37,415.06 = 15,176.35/x
  3. Step 3: Cross multiply
    27,115.21x = 37,415.06 × 15,176.35
  4. Step 4: Simplify right side
    27,115.21x = 567,824,045.83
  5. Step 5: Solve for x
    x = 567,824,045.83/27,115.21
  6. Step 6: Final answer
    x = 20,941.16

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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.