Home / 30,313.12-41,832.06-16,885.54

Finding the Fourth Proportional to 30,313.12, 41,832.06 and 16,885.54

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Solution

The fourth proportional to 30,313.12, 41,832.06 and 16,885.54 is: 23,302.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,313.12 : 41,832.06 = 16,885.54 : x
  2. Step 2: Convert to fraction form
    30,313.12/41,832.06 = 16,885.54/x
  3. Step 3: Cross multiply
    30,313.12x = 41,832.06 × 16,885.54
  4. Step 4: Simplify right side
    30,313.12x = 706,356,922.41
  5. Step 5: Solve for x
    x = 706,356,922.41/30,313.12
  6. Step 6: Final answer
    x = 23,302.02

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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.