Home / 46,190.34-69,221.79-21,168.18

Finding the Fourth Proportional to 46,190.34, 69,221.79 and 21,168.18

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Solution

The fourth proportional to 46,190.34, 69,221.79 and 21,168.18 is: 31,723.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,190.34 : 69,221.79 = 21,168.18 : x
  2. Step 2: Convert to fraction form
    46,190.34/69,221.79 = 21,168.18/x
  3. Step 3: Cross multiply
    46,190.34x = 69,221.79 × 21,168.18
  4. Step 4: Simplify right side
    46,190.34x = 1,465,299,310.64
  5. Step 5: Solve for x
    x = 1,465,299,310.64/46,190.34
  6. Step 6: Final answer
    x = 31,723.07

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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.