Home / 31,633.67-43,652.76-17,485.67

Finding the Fourth Proportional to 31,633.67, 43,652.76 and 17,485.67

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Solution

The fourth proportional to 31,633.67, 43,652.76 and 17,485.67 is: 24,129.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,633.67 : 43,652.76 = 17,485.67 : x
  2. Step 2: Convert to fraction form
    31,633.67/43,652.76 = 17,485.67/x
  3. Step 3: Cross multiply
    31,633.67x = 43,652.76 × 17,485.67
  4. Step 4: Simplify right side
    31,633.67x = 763,297,755.95
  5. Step 5: Solve for x
    x = 763,297,755.95/31,633.67
  6. Step 6: Final answer
    x = 24,129.28

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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.