Home / 13,960.55-19,265.03-7,992.77

Finding the Fourth Proportional to 13,960.55, 19,265.03 and 7,992.77

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Solution

The fourth proportional to 13,960.55, 19,265.03 and 7,992.77 is: 11,029.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.55 : 19,265.03 = 7,992.77 : x
  2. Step 2: Convert to fraction form
    13,960.55/19,265.03 = 7,992.77/x
  3. Step 3: Cross multiply
    13,960.55x = 19,265.03 × 7,992.77
  4. Step 4: Simplify right side
    13,960.55x = 153,980,992.00
  5. Step 5: Solve for x
    x = 153,980,992.00/13,960.55
  6. Step 6: Final answer
    x = 11,029.72

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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.