Home / 26,039.94-35,935.71-15,287.87

Finding the Fourth Proportional to 26,039.94, 35,935.71 and 15,287.87

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Solution

The fourth proportional to 26,039.94, 35,935.71 and 15,287.87 is: 21,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,039.94 : 35,935.71 = 15,287.87 : x
  2. Step 2: Convert to fraction form
    26,039.94/35,935.71 = 15,287.87/x
  3. Step 3: Cross multiply
    26,039.94x = 35,935.71 × 15,287.87
  4. Step 4: Simplify right side
    26,039.94x = 549,380,283.16
  5. Step 5: Solve for x
    x = 549,380,283.16/26,039.94
  6. Step 6: Final answer
    x = 21,097.60

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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.