Home / 30,144.60-41,601.22-16,715.57

Finding the Fourth Proportional to 30,144.60, 41,601.22 and 16,715.57

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Solution

The fourth proportional to 30,144.60, 41,601.22 and 16,715.57 is: 23,068.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,144.60 : 41,601.22 = 16,715.57 : x
  2. Step 2: Convert to fraction form
    30,144.60/41,601.22 = 16,715.57/x
  3. Step 3: Cross multiply
    30,144.60x = 41,601.22 × 16,715.57
  4. Step 4: Simplify right side
    30,144.60x = 695,388,105.00
  5. Step 5: Solve for x
    x = 695,388,105.00/30,144.60
  6. Step 6: Final answer
    x = 23,068.41

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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.