Home / 28,063.89-38,733.53-17,312.35

Finding the Fourth Proportional to 28,063.89, 38,733.53 and 17,312.35

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Solution

The fourth proportional to 28,063.89, 38,733.53 and 17,312.35 is: 23,894.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,063.89 : 38,733.53 = 17,312.35 : x
  2. Step 2: Convert to fraction form
    28,063.89/38,733.53 = 17,312.35/x
  3. Step 3: Cross multiply
    28,063.89x = 38,733.53 × 17,312.35
  4. Step 4: Simplify right side
    28,063.89x = 670,568,428.10
  5. Step 5: Solve for x
    x = 670,568,428.10/28,063.89
  6. Step 6: Final answer
    x = 23,894.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.