Home / 27,298.08-40,897.44-18,960.48

Finding the Fourth Proportional to 27,298.08, 40,897.44 and 18,960.48

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Solution

The fourth proportional to 27,298.08, 40,897.44 and 18,960.48 is: 28,406.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,298.08 : 40,897.44 = 18,960.48 : x
  2. Step 2: Convert to fraction form
    27,298.08/40,897.44 = 18,960.48/x
  3. Step 3: Cross multiply
    27,298.08x = 40,897.44 × 18,960.48
  4. Step 4: Simplify right side
    27,298.08x = 775,435,093.17
  5. Step 5: Solve for x
    x = 775,435,093.17/27,298.08
  6. Step 6: Final answer
    x = 28,406.21

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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.