Home / 26,917.68-37,145.78-14,980.28

Finding the Fourth Proportional to 26,917.68, 37,145.78 and 14,980.28

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Solution

The fourth proportional to 26,917.68, 37,145.78 and 14,980.28 is: 20,672.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917.68 : 37,145.78 = 14,980.28 : x
  2. Step 2: Convert to fraction form
    26,917.68/37,145.78 = 14,980.28/x
  3. Step 3: Cross multiply
    26,917.68x = 37,145.78 × 14,980.28
  4. Step 4: Simplify right side
    26,917.68x = 556,454,185.22
  5. Step 5: Solve for x
    x = 556,454,185.22/26,917.68
  6. Step 6: Final answer
    x = 20,672.44

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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.