Home / 45,490.44-68,235.66-17,769

Finding the Fourth Proportional to 45,490.44, 68,235.66 and 17,769

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Solution

The fourth proportional to 45,490.44, 68,235.66 and 17,769 is: 26,653.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,490.44 : 68,235.66 = 17,769 : x
  2. Step 2: Convert to fraction form
    45,490.44/68,235.66 = 17,769/x
  3. Step 3: Cross multiply
    45,490.44x = 68,235.66 × 17,769
  4. Step 4: Simplify right side
    45,490.44x = 1,212,479,442.54
  5. Step 5: Solve for x
    x = 1,212,479,442.54/45,490.44
  6. Step 6: Final answer
    x = 26,653.50

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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.