Home / 28,841.94-39,795.08-17,511.21

Finding the Fourth Proportional to 28,841.94, 39,795.08 and 17,511.21

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Solution

The fourth proportional to 28,841.94, 39,795.08 and 17,511.21 is: 24,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,841.94 : 39,795.08 = 17,511.21 : x
  2. Step 2: Convert to fraction form
    28,841.94/39,795.08 = 17,511.21/x
  3. Step 3: Cross multiply
    28,841.94x = 39,795.08 × 17,511.21
  4. Step 4: Simplify right side
    28,841.94x = 696,859,915.29
  5. Step 5: Solve for x
    x = 696,859,915.29/28,841.94
  6. Step 6: Final answer
    x = 24,161.34

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1.5x scale

Why These Related Problems?

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