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Finding the Fourth Proportional to 17,077.80, 25,592.70 and 13,573.80

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Solution

The fourth proportional to 17,077.80, 25,592.70 and 13,573.80 is: 20,341.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,077.80 : 25,592.70 = 13,573.80 : x
  2. Step 2: Convert to fraction form
    17,077.80/25,592.70 = 13,573.80/x
  3. Step 3: Cross multiply
    17,077.80x = 25,592.70 × 13,573.80
  4. Step 4: Simplify right side
    17,077.80x = 347,390,191.26
  5. Step 5: Solve for x
    x = 347,390,191.26/17,077.80
  6. Step 6: Final answer
    x = 20,341.62

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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.