Home / 39,895.56-59,843.34-12,193.32

Finding the Fourth Proportional to 39,895.56, 59,843.34 and 12,193.32

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Solution

The fourth proportional to 39,895.56, 59,843.34 and 12,193.32 is: 18,289.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,895.56 : 59,843.34 = 12,193.32 : x
  2. Step 2: Convert to fraction form
    39,895.56/59,843.34 = 12,193.32/x
  3. Step 3: Cross multiply
    39,895.56x = 59,843.34 × 12,193.32
  4. Step 4: Simplify right side
    39,895.56x = 729,688,994.49
  5. Step 5: Solve for x
    x = 729,688,994.49/39,895.56
  6. Step 6: Final answer
    x = 18,289.98

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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.