Home / 19,492.44-26,899.76-18,004.20

Finding the Fourth Proportional to 19,492.44, 26,899.76 and 18,004.20

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Solution

The fourth proportional to 19,492.44, 26,899.76 and 18,004.20 is: 24,845.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,492.44 : 26,899.76 = 18,004.20 : x
  2. Step 2: Convert to fraction form
    19,492.44/26,899.76 = 18,004.20/x
  3. Step 3: Cross multiply
    19,492.44x = 26,899.76 × 18,004.20
  4. Step 4: Simplify right side
    19,492.44x = 484,308,658.99
  5. Step 5: Solve for x
    x = 484,308,658.99/19,492.44
  6. Step 6: Final answer
    x = 24,845.97

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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.