Home / 27,099.66-40,596.88-19,970.95

Finding the Fourth Proportional to 27,099.66, 40,596.88 and 19,970.95

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Solution

The fourth proportional to 27,099.66, 40,596.88 and 19,970.95 is: 29,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,099.66 : 40,596.88 = 19,970.95 : x
  2. Step 2: Convert to fraction form
    27,099.66/40,596.88 = 19,970.95/x
  3. Step 3: Cross multiply
    27,099.66x = 40,596.88 × 19,970.95
  4. Step 4: Simplify right side
    27,099.66x = 810,758,260.64
  5. Step 5: Solve for x
    x = 810,758,260.64/27,099.66
  6. Step 6: Final answer
    x = 29,917.65

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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.