Home / 13,999.52-20,996.75-6,097.61

Finding the Fourth Proportional to 13,999.52, 20,996.75 and 6,097.61

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Solution

The fourth proportional to 13,999.52, 20,996.75 and 6,097.61 is: 9,145.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,999.52 : 20,996.75 = 6,097.61 : x
  2. Step 2: Convert to fraction form
    13,999.52/20,996.75 = 6,097.61/x
  3. Step 3: Cross multiply
    13,999.52x = 20,996.75 × 6,097.61
  4. Step 4: Simplify right side
    13,999.52x = 128,030,060.50
  5. Step 5: Solve for x
    x = 128,030,060.50/13,999.52
  6. Step 6: Final answer
    x = 9,145.32

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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.