Home / 20,343.76-30,507.44-6,300.48

Finding the Fourth Proportional to 20,343.76, 30,507.44 and 6,300.48

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Solution

The fourth proportional to 20,343.76, 30,507.44 and 6,300.48 is: 9,448.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,343.76 : 30,507.44 = 6,300.48 : x
  2. Step 2: Convert to fraction form
    20,343.76/30,507.44 = 6,300.48/x
  3. Step 3: Cross multiply
    20,343.76x = 30,507.44 × 6,300.48
  4. Step 4: Simplify right side
    20,343.76x = 192,211,598.47
  5. Step 5: Solve for x
    x = 192,211,598.47/20,343.76
  6. Step 6: Final answer
    x = 9,448.19

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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.