Home / 34,857.79-52,263.57-12,668.53

Finding the Fourth Proportional to 34,857.79, 52,263.57 and 12,668.53

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Solution

The fourth proportional to 34,857.79, 52,263.57 and 12,668.53 is: 18,994.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,857.79 : 52,263.57 = 12,668.53 : x
  2. Step 2: Convert to fraction form
    34,857.79/52,263.57 = 12,668.53/x
  3. Step 3: Cross multiply
    34,857.79x = 52,263.57 × 12,668.53
  4. Step 4: Simplify right side
    34,857.79x = 662,102,604.45
  5. Step 5: Solve for x
    x = 662,102,604.45/34,857.79
  6. Step 6: Final answer
    x = 18,994.39

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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.