Home / 27,490.92-37,946.61-19,556.16

Finding the Fourth Proportional to 27,490.92, 37,946.61 and 19,556.16

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Solution

The fourth proportional to 27,490.92, 37,946.61 and 19,556.16 is: 26,994.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.92 : 37,946.61 = 19,556.16 : x
  2. Step 2: Convert to fraction form
    27,490.92/37,946.61 = 19,556.16/x
  3. Step 3: Cross multiply
    27,490.92x = 37,946.61 × 19,556.16
  4. Step 4: Simplify right side
    27,490.92x = 742,089,976.62
  5. Step 5: Solve for x
    x = 742,089,976.62/27,490.92
  6. Step 6: Final answer
    x = 26,994.00

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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.