Home / 39,190.46-58,768.66-14,222.20

Finding the Fourth Proportional to 39,190.46, 58,768.66 and 14,222.20

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Solution

The fourth proportional to 39,190.46, 58,768.66 and 14,222.20 is: 21,327.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,190.46 : 58,768.66 = 14,222.20 : x
  2. Step 2: Convert to fraction form
    39,190.46/58,768.66 = 14,222.20/x
  3. Step 3: Cross multiply
    39,190.46x = 58,768.66 × 14,222.20
  4. Step 4: Simplify right side
    39,190.46x = 835,819,636.25
  5. Step 5: Solve for x
    x = 835,819,636.25/39,190.46
  6. Step 6: Final answer
    x = 21,327.12

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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.