Home / 43,783.74-65,682.90-14,195.45

Finding the Fourth Proportional to 43,783.74, 65,682.90 and 14,195.45

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Solution

The fourth proportional to 43,783.74, 65,682.90 and 14,195.45 is: 21,295.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,783.74 : 65,682.90 = 14,195.45 : x
  2. Step 2: Convert to fraction form
    43,783.74/65,682.90 = 14,195.45/x
  3. Step 3: Cross multiply
    43,783.74x = 65,682.90 × 14,195.45
  4. Step 4: Simplify right side
    43,783.74x = 932,398,487.01
  5. Step 5: Solve for x
    x = 932,398,487.01/43,783.74
  6. Step 6: Final answer
    x = 21,295.54

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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.