Home / 19,418.37-26,806.37-14,640.24

Finding the Fourth Proportional to 19,418.37, 26,806.37 and 14,640.24

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Solution

The fourth proportional to 19,418.37, 26,806.37 and 14,640.24 is: 20,210.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,418.37 : 26,806.37 = 14,640.24 : x
  2. Step 2: Convert to fraction form
    19,418.37/26,806.37 = 14,640.24/x
  3. Step 3: Cross multiply
    19,418.37x = 26,806.37 × 14,640.24
  4. Step 4: Simplify right side
    19,418.37x = 392,451,617.13
  5. Step 5: Solve for x
    x = 392,451,617.13/19,418.37
  6. Step 6: Final answer
    x = 20,210.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.