Home / 34,981.01-52,476.68-12,489.94

Finding the Fourth Proportional to 34,981.01, 52,476.68 and 12,489.94

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Solution

The fourth proportional to 34,981.01, 52,476.68 and 12,489.94 is: 18,736.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,981.01 : 52,476.68 = 12,489.94 : x
  2. Step 2: Convert to fraction form
    34,981.01/52,476.68 = 12,489.94/x
  3. Step 3: Cross multiply
    34,981.01x = 52,476.68 × 12,489.94
  4. Step 4: Simplify right side
    34,981.01x = 655,430,584.60
  5. Step 5: Solve for x
    x = 655,430,584.60/34,981.01
  6. Step 6: Final answer
    x = 18,736.75

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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.