Home / 17,010.20-23,485.52-15,212.08

Finding the Fourth Proportional to 17,010.20, 23,485.52 and 15,212.08

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Solution

The fourth proportional to 17,010.20, 23,485.52 and 15,212.08 is: 21,002.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,010.20 : 23,485.52 = 15,212.08 : x
  2. Step 2: Convert to fraction form
    17,010.20/23,485.52 = 15,212.08/x
  3. Step 3: Cross multiply
    17,010.20x = 23,485.52 × 15,212.08
  4. Step 4: Simplify right side
    17,010.20x = 357,263,609.08
  5. Step 5: Solve for x
    x = 357,263,609.08/17,010.20
  6. Step 6: Final answer
    x = 21,002.90

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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.