Home / 35,562.37-49,077.48-20,455.01

Finding the Fourth Proportional to 35,562.37, 49,077.48 and 20,455.01

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Solution

The fourth proportional to 35,562.37, 49,077.48 and 20,455.01 is: 28,228.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,562.37 : 49,077.48 = 20,455.01 : x
  2. Step 2: Convert to fraction form
    35,562.37/49,077.48 = 20,455.01/x
  3. Step 3: Cross multiply
    35,562.37x = 49,077.48 × 20,455.01
  4. Step 4: Simplify right side
    35,562.37x = 1,003,880,241.90
  5. Step 5: Solve for x
    x = 1,003,880,241.90/35,562.37
  6. Step 6: Final answer
    x = 28,228.73

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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.