Home / 23,749.34-35,448.61-20,947.76

Finding the Fourth Proportional to 23,749.34, 35,448.61 and 20,947.76

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Solution

The fourth proportional to 23,749.34, 35,448.61 and 20,947.76 is: 31,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,749.34 : 35,448.61 = 20,947.76 : x
  2. Step 2: Convert to fraction form
    23,749.34/35,448.61 = 20,947.76/x
  3. Step 3: Cross multiply
    23,749.34x = 35,448.61 × 20,947.76
  4. Step 4: Simplify right side
    23,749.34x = 742,568,974.61
  5. Step 5: Solve for x
    x = 742,568,974.61/23,749.34
  6. Step 6: Final answer
    x = 31,266.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.