Home / 26,918.64-37,147.44-14,981.80

Finding the Fourth Proportional to 26,918.64, 37,147.44 and 14,981.80

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Solution

The fourth proportional to 26,918.64, 37,147.44 and 14,981.80 is: 20,674.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,918.64 : 37,147.44 = 14,981.80 : x
  2. Step 2: Convert to fraction form
    26,918.64/37,147.44 = 14,981.80/x
  3. Step 3: Cross multiply
    26,918.64x = 37,147.44 × 14,981.80
  4. Step 4: Simplify right side
    26,918.64x = 556,535,516.59
  5. Step 5: Solve for x
    x = 556,535,516.59/26,918.64
  6. Step 6: Final answer
    x = 20,674.73

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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.