Home / 27,275.23-40,912.95-8,300.05

Finding the Fourth Proportional to 27,275.23, 40,912.95 and 8,300.05

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Solution

The fourth proportional to 27,275.23, 40,912.95 and 8,300.05 is: 12,450.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,275.23 : 40,912.95 = 8,300.05 : x
  2. Step 2: Convert to fraction form
    27,275.23/40,912.95 = 8,300.05/x
  3. Step 3: Cross multiply
    27,275.23x = 40,912.95 × 8,300.05
  4. Step 4: Simplify right side
    27,275.23x = 339,579,530.65
  5. Step 5: Solve for x
    x = 339,579,530.65/27,275.23
  6. Step 6: Final answer
    x = 12,450.11

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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.