Home / 26,748.49-36,912.47-14,811.57

Finding the Fourth Proportional to 26,748.49, 36,912.47 and 14,811.57

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Solution

The fourth proportional to 26,748.49, 36,912.47 and 14,811.57 is: 20,439.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,748.49 : 36,912.47 = 14,811.57 : x
  2. Step 2: Convert to fraction form
    26,748.49/36,912.47 = 14,811.57/x
  3. Step 3: Cross multiply
    26,748.49x = 36,912.47 × 14,811.57
  4. Step 4: Simplify right side
    26,748.49x = 546,731,633.28
  5. Step 5: Solve for x
    x = 546,731,633.28/26,748.49
  6. Step 6: Final answer
    x = 20,439.72

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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.