Home / 35,401.60-48,853.44-20,296.96

Finding the Fourth Proportional to 35,401.60, 48,853.44 and 20,296.96

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Solution

The fourth proportional to 35,401.60, 48,853.44 and 20,296.96 is: 28,009.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,401.60 : 48,853.44 = 20,296.96 : x
  2. Step 2: Convert to fraction form
    35,401.60/48,853.44 = 20,296.96/x
  3. Step 3: Cross multiply
    35,401.60x = 48,853.44 × 20,296.96
  4. Step 4: Simplify right side
    35,401.60x = 991,576,317.54
  5. Step 5: Solve for x
    x = 991,576,317.54/35,401.60
  6. Step 6: Final answer
    x = 28,009.36

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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.