Home / 30,861.56-46,257.39-14,187.17

Finding the Fourth Proportional to 30,861.56, 46,257.39 and 14,187.17

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Solution

The fourth proportional to 30,861.56, 46,257.39 and 14,187.17 is: 21,264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,861.56 : 46,257.39 = 14,187.17 : x
  2. Step 2: Convert to fraction form
    30,861.56/46,257.39 = 14,187.17/x
  3. Step 3: Cross multiply
    30,861.56x = 46,257.39 × 14,187.17
  4. Step 4: Simplify right side
    30,861.56x = 656,261,224.40
  5. Step 5: Solve for x
    x = 656,261,224.40/30,861.56
  6. Step 6: Final answer
    x = 21,264.68

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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.