Home / 19,041.60-26,223.36-18,634.56

Finding the Fourth Proportional to 19,041.60, 26,223.36 and 18,634.56

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Solution

The fourth proportional to 19,041.60, 26,223.36 and 18,634.56 is: 25,662.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,041.60 : 26,223.36 = 18,634.56 : x
  2. Step 2: Convert to fraction form
    19,041.60/26,223.36 = 18,634.56/x
  3. Step 3: Cross multiply
    19,041.60x = 26,223.36 × 18,634.56
  4. Step 4: Simplify right side
    19,041.60x = 488,660,775.32
  5. Step 5: Solve for x
    x = 488,660,775.32/19,041.60
  6. Step 6: Final answer
    x = 25,662.80

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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.