Home / 27,300.08-40,900.44-18,962.48

Finding the Fourth Proportional to 27,300.08, 40,900.44 and 18,962.48

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Solution

The fourth proportional to 27,300.08, 40,900.44 and 18,962.48 is: 28,409.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,300.08 : 40,900.44 = 18,962.48 : x
  2. Step 2: Convert to fraction form
    27,300.08/40,900.44 = 18,962.48/x
  3. Step 3: Cross multiply
    27,300.08x = 40,900.44 × 18,962.48
  4. Step 4: Simplify right side
    27,300.08x = 775,573,775.49
  5. Step 5: Solve for x
    x = 775,573,775.49/27,300.08
  6. Step 6: Final answer
    x = 28,409.21

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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.