Home / 20,246.76-30,349.35-9,701.37

Finding the Fourth Proportional to 20,246.76, 30,349.35 and 9,701.37

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Solution

The fourth proportional to 20,246.76, 30,349.35 and 9,701.37 is: 14,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,246.76 : 30,349.35 = 9,701.37 : x
  2. Step 2: Convert to fraction form
    20,246.76/30,349.35 = 9,701.37/x
  3. Step 3: Cross multiply
    20,246.76x = 30,349.35 × 9,701.37
  4. Step 4: Simplify right side
    20,246.76x = 294,430,273.61
  5. Step 5: Solve for x
    x = 294,430,273.61/20,246.76
  6. Step 6: Final answer
    x = 14,542.09

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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.