Home / 17,391.48-23,999.76-10,317.75

Finding the Fourth Proportional to 17,391.48, 23,999.76 and 10,317.75

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Solution

The fourth proportional to 17,391.48, 23,999.76 and 10,317.75 is: 14,238.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.48 : 23,999.76 = 10,317.75 : x
  2. Step 2: Convert to fraction form
    17,391.48/23,999.76 = 10,317.75/x
  3. Step 3: Cross multiply
    17,391.48x = 23,999.76 × 10,317.75
  4. Step 4: Simplify right side
    17,391.48x = 247,623,523.74
  5. Step 5: Solve for x
    x = 247,623,523.74/17,391.48
  6. Step 6: Final answer
    x = 14,238.21

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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.