Home / 26,653.14-36,777.39-15,323.11

Finding the Fourth Proportional to 26,653.14, 36,777.39 and 15,323.11

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Solution

The fourth proportional to 26,653.14, 36,777.39 and 15,323.11 is: 21,143.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.14 : 36,777.39 = 15,323.11 : x
  2. Step 2: Convert to fraction form
    26,653.14/36,777.39 = 15,323.11/x
  3. Step 3: Cross multiply
    26,653.14x = 36,777.39 × 15,323.11
  4. Step 4: Simplify right side
    26,653.14x = 563,543,992.48
  5. Step 5: Solve for x
    x = 563,543,992.48/26,653.14
  6. Step 6: Final answer
    x = 21,143.62

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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.