Home / 17,321.13-23,915.96-10,615.92

Finding the Fourth Proportional to 17,321.13, 23,915.96 and 10,615.92

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Solution

The fourth proportional to 17,321.13, 23,915.96 and 10,615.92 is: 14,657.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,321.13 : 23,915.96 = 10,615.92 : x
  2. Step 2: Convert to fraction form
    17,321.13/23,915.96 = 10,615.92/x
  3. Step 3: Cross multiply
    17,321.13x = 23,915.96 × 10,615.92
  4. Step 4: Simplify right side
    17,321.13x = 253,889,918.08
  5. Step 5: Solve for x
    x = 253,889,918.08/17,321.13
  6. Step 6: Final answer
    x = 14,657.81

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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.