Home / 20,305.48-30,461.25-6,264.34

Finding the Fourth Proportional to 20,305.48, 30,461.25 and 6,264.34

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Solution

The fourth proportional to 20,305.48, 30,461.25 and 6,264.34 is: 9,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,305.48 : 30,461.25 = 6,264.34 : x
  2. Step 2: Convert to fraction form
    20,305.48/30,461.25 = 6,264.34/x
  3. Step 3: Cross multiply
    20,305.48x = 30,461.25 × 6,264.34
  4. Step 4: Simplify right side
    20,305.48x = 190,819,626.83
  5. Step 5: Solve for x
    x = 190,819,626.83/20,305.48
  6. Step 6: Final answer
    x = 9,397.44

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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.