Home / 37,047.36-55,591.20-20,386.56

Finding the Fourth Proportional to 37,047.36, 55,591.20 and 20,386.56

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Solution

The fourth proportional to 37,047.36, 55,591.20 and 20,386.56 is: 30,590.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,047.36 : 55,591.20 = 20,386.56 : x
  2. Step 2: Convert to fraction form
    37,047.36/55,591.20 = 20,386.56/x
  3. Step 3: Cross multiply
    37,047.36x = 55,591.20 × 20,386.56
  4. Step 4: Simplify right side
    37,047.36x = 1,133,313,334.27
  5. Step 5: Solve for x
    x = 1,133,313,334.27/37,047.36
  6. Step 6: Final answer
    x = 30,590.93

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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.