Home / 34,199.44-47,189.19-20,768.02

Finding the Fourth Proportional to 34,199.44, 47,189.19 and 20,768.02

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Solution

The fourth proportional to 34,199.44, 47,189.19 and 20,768.02 is: 28,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,199.44 : 47,189.19 = 20,768.02 : x
  2. Step 2: Convert to fraction form
    34,199.44/47,189.19 = 20,768.02/x
  3. Step 3: Cross multiply
    34,199.44x = 47,189.19 × 20,768.02
  4. Step 4: Simplify right side
    34,199.44x = 980,026,041.70
  5. Step 5: Solve for x
    x = 980,026,041.70/34,199.44
  6. Step 6: Final answer
    x = 28,656.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.