Home / 19,356.48-26,848.56-18,844.20

Finding the Fourth Proportional to 19,356.48, 26,848.56 and 18,844.20

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Solution

The fourth proportional to 19,356.48, 26,848.56 and 18,844.20 is: 26,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356.48 : 26,848.56 = 18,844.20 : x
  2. Step 2: Convert to fraction form
    19,356.48/26,848.56 = 18,844.20/x
  3. Step 3: Cross multiply
    19,356.48x = 26,848.56 × 18,844.20
  4. Step 4: Simplify right side
    19,356.48x = 505,939,634.35
  5. Step 5: Solve for x
    x = 505,939,634.35/19,356.48
  6. Step 6: Final answer
    x = 26,138.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.