Home / 55,076.30-82,617.60-15,630.32

Finding the Fourth Proportional to 55,076.30, 82,617.60 and 15,630.32

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Solution

The fourth proportional to 55,076.30, 82,617.60 and 15,630.32 is: 23,446.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,076.30 : 82,617.60 = 15,630.32 : x
  2. Step 2: Convert to fraction form
    55,076.30/82,617.60 = 15,630.32/x
  3. Step 3: Cross multiply
    55,076.30x = 82,617.60 × 15,630.32
  4. Step 4: Simplify right side
    55,076.30x = 1,291,339,525.63
  5. Step 5: Solve for x
    x = 1,291,339,525.63/55,076.30
  6. Step 6: Final answer
    x = 23,446.37

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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.