Home / 34,968.99-48,255.70-19,861.61

Finding the Fourth Proportional to 34,968.99, 48,255.70 and 19,861.61

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Solution

The fourth proportional to 34,968.99, 48,255.70 and 19,861.61 is: 27,408.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,968.99 : 48,255.70 = 19,861.61 : x
  2. Step 2: Convert to fraction form
    34,968.99/48,255.70 = 19,861.61/x
  3. Step 3: Cross multiply
    34,968.99x = 48,255.70 × 19,861.61
  4. Step 4: Simplify right side
    34,968.99x = 958,435,639.98
  5. Step 5: Solve for x
    x = 958,435,639.98/34,968.99
  6. Step 6: Final answer
    x = 27,408.16

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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.