Home / 17,195.28-23,729.70-9,643.23

Finding the Fourth Proportional to 17,195.28, 23,729.70 and 9,643.23

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Solution

The fourth proportional to 17,195.28, 23,729.70 and 9,643.23 is: 13,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,195.28 : 23,729.70 = 9,643.23 : x
  2. Step 2: Convert to fraction form
    17,195.28/23,729.70 = 9,643.23/x
  3. Step 3: Cross multiply
    17,195.28x = 23,729.70 × 9,643.23
  4. Step 4: Simplify right side
    17,195.28x = 228,830,954.93
  5. Step 5: Solve for x
    x = 228,830,954.93/17,195.28
  6. Step 6: Final answer
    x = 13,307.78

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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.