Home / 26,806.64-37,037.66-21,184.49

Finding the Fourth Proportional to 26,806.64, 37,037.66 and 21,184.49

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Solution

The fourth proportional to 26,806.64, 37,037.66 and 21,184.49 is: 29,269.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,806.64 : 37,037.66 = 21,184.49 : x
  2. Step 2: Convert to fraction form
    26,806.64/37,037.66 = 21,184.49/x
  3. Step 3: Cross multiply
    26,806.64x = 37,037.66 × 21,184.49
  4. Step 4: Simplify right side
    26,806.64x = 784,623,924.57
  5. Step 5: Solve for x
    x = 784,623,924.57/26,806.64
  6. Step 6: Final answer
    x = 29,269.77

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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.