Home / 17,122.09-23,613.19-10,749.28

Finding the Fourth Proportional to 17,122.09, 23,613.19 and 10,749.28

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Solution

The fourth proportional to 17,122.09, 23,613.19 and 10,749.28 is: 14,824.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,122.09 : 23,613.19 = 10,749.28 : x
  2. Step 2: Convert to fraction form
    17,122.09/23,613.19 = 10,749.28/x
  3. Step 3: Cross multiply
    17,122.09x = 23,613.19 × 10,749.28
  4. Step 4: Simplify right side
    17,122.09x = 253,824,666.36
  5. Step 5: Solve for x
    x = 253,824,666.36/17,122.09
  6. Step 6: Final answer
    x = 14,824.40

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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.