Home / 27,509.58-41,271.39-12,728.97

Finding the Fourth Proportional to 27,509.58, 41,271.39 and 12,728.97

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Solution

The fourth proportional to 27,509.58, 41,271.39 and 12,728.97 is: 19,096.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,509.58 : 41,271.39 = 12,728.97 : x
  2. Step 2: Convert to fraction form
    27,509.58/41,271.39 = 12,728.97/x
  3. Step 3: Cross multiply
    27,509.58x = 41,271.39 × 12,728.97
  4. Step 4: Simplify right side
    27,509.58x = 525,342,285.17
  5. Step 5: Solve for x
    x = 525,342,285.17/27,509.58
  6. Step 6: Final answer
    x = 19,096.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.