Home / 17,605.36-26,271.53-15,735.88

Finding the Fourth Proportional to 17,605.36, 26,271.53 and 15,735.88

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Solution

The fourth proportional to 17,605.36, 26,271.53 and 15,735.88 is: 23,481.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,605.36 : 26,271.53 = 15,735.88 : x
  2. Step 2: Convert to fraction form
    17,605.36/26,271.53 = 15,735.88/x
  3. Step 3: Cross multiply
    17,605.36x = 26,271.53 × 15,735.88
  4. Step 4: Simplify right side
    17,605.36x = 413,405,643.50
  5. Step 5: Solve for x
    x = 413,405,643.50/17,605.36
  6. Step 6: Final answer
    x = 23,481.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.