Home / 34,783.56-52,140.12-13,738.44

Finding the Fourth Proportional to 34,783.56, 52,140.12 and 13,738.44

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Solution

The fourth proportional to 34,783.56, 52,140.12 and 13,738.44 is: 20,593.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,783.56 : 52,140.12 = 13,738.44 : x
  2. Step 2: Convert to fraction form
    34,783.56/52,140.12 = 13,738.44/x
  3. Step 3: Cross multiply
    34,783.56x = 52,140.12 × 13,738.44
  4. Step 4: Simplify right side
    34,783.56x = 716,323,910.21
  5. Step 5: Solve for x
    x = 716,323,910.21/34,783.56
  6. Step 6: Final answer
    x = 20,593.75

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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.