Home / 17,313.10-23,891.30-9,759.40

Finding the Fourth Proportional to 17,313.10, 23,891.30 and 9,759.40

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Solution

The fourth proportional to 17,313.10, 23,891.30 and 9,759.40 is: 13,467.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,313.10 : 23,891.30 = 9,759.40 : x
  2. Step 2: Convert to fraction form
    17,313.10/23,891.30 = 9,759.40/x
  3. Step 3: Cross multiply
    17,313.10x = 23,891.30 × 9,759.40
  4. Step 4: Simplify right side
    17,313.10x = 233,164,753.22
  5. Step 5: Solve for x
    x = 233,164,753.22/17,313.10
  6. Step 6: Final answer
    x = 13,467.53

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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.