Home / 40,110.06-60,174.69-12,408.06

Finding the Fourth Proportional to 40,110.06, 60,174.69 and 12,408.06

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Solution

The fourth proportional to 40,110.06, 60,174.69 and 12,408.06 is: 18,615.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,110.06 : 60,174.69 = 12,408.06 : x
  2. Step 2: Convert to fraction form
    40,110.06/60,174.69 = 12,408.06/x
  3. Step 3: Cross multiply
    40,110.06x = 60,174.69 × 12,408.06
  4. Step 4: Simplify right side
    40,110.06x = 746,651,164.00
  5. Step 5: Solve for x
    x = 746,651,164.00/40,110.06
  6. Step 6: Final answer
    x = 18,615.06

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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.