Home / 20,347.35-30,529.06-6,308.48

Finding the Fourth Proportional to 20,347.35, 30,529.06 and 6,308.48

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Solution

The fourth proportional to 20,347.35, 30,529.06 and 6,308.48 is: 9,465.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,347.35 : 30,529.06 = 6,308.48 : x
  2. Step 2: Convert to fraction form
    20,347.35/30,529.06 = 6,308.48/x
  3. Step 3: Cross multiply
    20,347.35x = 30,529.06 × 6,308.48
  4. Step 4: Simplify right side
    20,347.35x = 192,592,024.98
  5. Step 5: Solve for x
    x = 192,592,024.98/20,347.35
  6. Step 6: Final answer
    x = 9,465.22

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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.