Home / 26,540.51-39,811.17-6,818.63

Finding the Fourth Proportional to 26,540.51, 39,811.17 and 6,818.63

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Solution

The fourth proportional to 26,540.51, 39,811.17 and 6,818.63 is: 10,228.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,540.51 : 39,811.17 = 6,818.63 : x
  2. Step 2: Convert to fraction form
    26,540.51/39,811.17 = 6,818.63/x
  3. Step 3: Cross multiply
    26,540.51x = 39,811.17 × 6,818.63
  4. Step 4: Simplify right side
    26,540.51x = 271,457,638.10
  5. Step 5: Solve for x
    x = 271,457,638.10/26,540.51
  6. Step 6: Final answer
    x = 10,228.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.