Home / 16,965.09-23,407.65-10,161.36

Finding the Fourth Proportional to 16,965.09, 23,407.65 and 10,161.36

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Solution

The fourth proportional to 16,965.09, 23,407.65 and 10,161.36 is: 14,020.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965.09 : 23,407.65 = 10,161.36 : x
  2. Step 2: Convert to fraction form
    16,965.09/23,407.65 = 10,161.36/x
  3. Step 3: Cross multiply
    16,965.09x = 23,407.65 × 10,161.36
  4. Step 4: Simplify right side
    16,965.09x = 237,853,558.40
  5. Step 5: Solve for x
    x = 237,853,558.40/16,965.09
  6. Step 6: Final answer
    x = 14,020.18

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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.