Home / 17,272.18-23,835.09-9,718.93

Finding the Fourth Proportional to 17,272.18, 23,835.09 and 9,718.93

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Solution

The fourth proportional to 17,272.18, 23,835.09 and 9,718.93 is: 13,411.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,272.18 : 23,835.09 = 9,718.93 : x
  2. Step 2: Convert to fraction form
    17,272.18/23,835.09 = 9,718.93/x
  3. Step 3: Cross multiply
    17,272.18x = 23,835.09 × 9,718.93
  4. Step 4: Simplify right side
    17,272.18x = 231,651,571.25
  5. Step 5: Solve for x
    x = 231,651,571.25/17,272.18
  6. Step 6: Final answer
    x = 13,411.83

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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.