Home / 17,344.55-25,992.23-12,675.31

Finding the Fourth Proportional to 17,344.55, 25,992.23 and 12,675.31

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Solution

The fourth proportional to 17,344.55, 25,992.23 and 12,675.31 is: 18,994.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,344.55 : 25,992.23 = 12,675.31 : x
  2. Step 2: Convert to fraction form
    17,344.55/25,992.23 = 12,675.31/x
  3. Step 3: Cross multiply
    17,344.55x = 25,992.23 × 12,675.31
  4. Step 4: Simplify right side
    17,344.55x = 329,459,444.48
  5. Step 5: Solve for x
    x = 329,459,444.48/17,344.55
  6. Step 6: Final answer
    x = 18,994.98

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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.