Home / 26,678.21-36,815.92-14,741.51

Finding the Fourth Proportional to 26,678.21, 36,815.92 and 14,741.51

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Solution

The fourth proportional to 26,678.21, 36,815.92 and 14,741.51 is: 20,343.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.21 : 36,815.92 = 14,741.51 : x
  2. Step 2: Convert to fraction form
    26,678.21/36,815.92 = 14,741.51/x
  3. Step 3: Cross multiply
    26,678.21x = 36,815.92 × 14,741.51
  4. Step 4: Simplify right side
    26,678.21x = 542,722,031.91
  5. Step 5: Solve for x
    x = 542,722,031.91/26,678.21
  6. Step 6: Final answer
    x = 20,343.27

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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.