Home / 20,058.36-30,069.72-6,901.56

Finding the Fourth Proportional to 20,058.36, 30,069.72 and 6,901.56

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Solution

The fourth proportional to 20,058.36, 30,069.72 and 6,901.56 is: 10,346.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.36 : 30,069.72 = 6,901.56 : x
  2. Step 2: Convert to fraction form
    20,058.36/30,069.72 = 6,901.56/x
  3. Step 3: Cross multiply
    20,058.36x = 30,069.72 × 6,901.56
  4. Step 4: Simplify right side
    20,058.36x = 207,527,976.76
  5. Step 5: Solve for x
    x = 207,527,976.76/20,058.36
  6. Step 6: Final answer
    x = 10,346.21

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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.