Home / 27,480.75-41,219.21-14,340.51

Finding the Fourth Proportional to 27,480.75, 41,219.21 and 14,340.51

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Solution

The fourth proportional to 27,480.75, 41,219.21 and 14,340.51 is: 21,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,480.75 : 41,219.21 = 14,340.51 : x
  2. Step 2: Convert to fraction form
    27,480.75/41,219.21 = 14,340.51/x
  3. Step 3: Cross multiply
    27,480.75x = 41,219.21 × 14,340.51
  4. Step 4: Simplify right side
    27,480.75x = 591,104,421.49
  5. Step 5: Solve for x
    x = 591,104,421.49/27,480.75
  6. Step 6: Final answer
    x = 21,509.76

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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.