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Finding the Fourth Proportional to 23,407.98, 35,110.89 and 8,615.85

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Solution

The fourth proportional to 23,407.98, 35,110.89 and 8,615.85 is: 12,923.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,407.98 : 35,110.89 = 8,615.85 : x
  2. Step 2: Convert to fraction form
    23,407.98/35,110.89 = 8,615.85/x
  3. Step 3: Cross multiply
    23,407.98x = 35,110.89 × 8,615.85
  4. Step 4: Simplify right side
    23,407.98x = 302,510,161.61
  5. Step 5: Solve for x
    x = 302,510,161.61/23,407.98
  6. Step 6: Final answer
    x = 12,923.38

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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.