Home / 17,940.09-24,752.73-10,865.14

Finding the Fourth Proportional to 17,940.09, 24,752.73 and 10,865.14

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Solution

The fourth proportional to 17,940.09, 24,752.73 and 10,865.14 is: 14,991.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,940.09 : 24,752.73 = 10,865.14 : x
  2. Step 2: Convert to fraction form
    17,940.09/24,752.73 = 10,865.14/x
  3. Step 3: Cross multiply
    17,940.09x = 24,752.73 × 10,865.14
  4. Step 4: Simplify right side
    17,940.09x = 268,941,876.83
  5. Step 5: Solve for x
    x = 268,941,876.83/17,940.09
  6. Step 6: Final answer
    x = 14,991.11

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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.