Home / 17,285.37-25,934.43-13,984.21

Finding the Fourth Proportional to 17,285.37, 25,934.43 and 13,984.21

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Solution

The fourth proportional to 17,285.37, 25,934.43 and 13,984.21 is: 20,981.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,285.37 : 25,934.43 = 13,984.21 : x
  2. Step 2: Convert to fraction form
    17,285.37/25,934.43 = 13,984.21/x
  3. Step 3: Cross multiply
    17,285.37x = 25,934.43 × 13,984.21
  4. Step 4: Simplify right side
    17,285.37x = 362,672,445.43
  5. Step 5: Solve for x
    x = 362,672,445.43/17,285.37
  6. Step 6: Final answer
    x = 20,981.47

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1.5x scale

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.