Home / 19,437.68-26,821.32-10,940.24

Finding the Fourth Proportional to 19,437.68, 26,821.32 and 10,940.24

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Solution

The fourth proportional to 19,437.68, 26,821.32 and 10,940.24 is: 15,096.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,437.68 : 26,821.32 = 10,940.24 : x
  2. Step 2: Convert to fraction form
    19,437.68/26,821.32 = 10,940.24/x
  3. Step 3: Cross multiply
    19,437.68x = 26,821.32 × 10,940.24
  4. Step 4: Simplify right side
    19,437.68x = 293,431,677.92
  5. Step 5: Solve for x
    x = 293,431,677.92/19,437.68
  6. Step 6: Final answer
    x = 15,096.02

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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.