Home / 40,255.84-60,383.76-12,556

Finding the Fourth Proportional to 40,255.84, 60,383.76 and 12,556

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Solution

The fourth proportional to 40,255.84, 60,383.76 and 12,556 is: 18,834.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255.84 : 60,383.76 = 12,556 : x
  2. Step 2: Convert to fraction form
    40,255.84/60,383.76 = 12,556/x
  3. Step 3: Cross multiply
    40,255.84x = 60,383.76 × 12,556
  4. Step 4: Simplify right side
    40,255.84x = 758,178,490.56
  5. Step 5: Solve for x
    x = 758,178,490.56/40,255.84
  6. Step 6: Final answer
    x = 18,834.00

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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.