Home / 27,328.15-40,899.64-16,804.84

Finding the Fourth Proportional to 27,328.15, 40,899.64 and 16,804.84

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Solution

The fourth proportional to 27,328.15, 40,899.64 and 16,804.84 is: 25,150.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,328.15 : 40,899.64 = 16,804.84 : x
  2. Step 2: Convert to fraction form
    27,328.15/40,899.64 = 16,804.84/x
  3. Step 3: Cross multiply
    27,328.15x = 40,899.64 × 16,804.84
  4. Step 4: Simplify right side
    27,328.15x = 687,311,762.00
  5. Step 5: Solve for x
    x = 687,311,762.00/27,328.15
  6. Step 6: Final answer
    x = 25,150.32

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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.