Home / 28,339.61-39,104.33-17,006.63

Finding the Fourth Proportional to 28,339.61, 39,104.33 and 17,006.63

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Solution

The fourth proportional to 28,339.61, 39,104.33 and 17,006.63 is: 23,466.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,339.61 : 39,104.33 = 17,006.63 : x
  2. Step 2: Convert to fraction form
    28,339.61/39,104.33 = 17,006.63/x
  3. Step 3: Cross multiply
    28,339.61x = 39,104.33 × 17,006.63
  4. Step 4: Simplify right side
    28,339.61x = 665,032,591.15
  5. Step 5: Solve for x
    x = 665,032,591.15/28,339.61
  6. Step 6: Final answer
    x = 23,466.54

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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.