Home / 28,824.72-39,771.32-17,493.95

Finding the Fourth Proportional to 28,824.72, 39,771.32 and 17,493.95

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Solution

The fourth proportional to 28,824.72, 39,771.32 and 17,493.95 is: 24,137.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,824.72 : 39,771.32 = 17,493.95 : x
  2. Step 2: Convert to fraction form
    28,824.72/39,771.32 = 17,493.95/x
  3. Step 3: Cross multiply
    28,824.72x = 39,771.32 × 17,493.95
  4. Step 4: Simplify right side
    28,824.72x = 695,757,197.19
  5. Step 5: Solve for x
    x = 695,757,197.19/28,824.72
  6. Step 6: Final answer
    x = 24,137.52

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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.