Home / 26,343.91-36,354.63-15,012.91

Finding the Fourth Proportional to 26,343.91, 36,354.63 and 15,012.91

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Solution

The fourth proportional to 26,343.91, 36,354.63 and 15,012.91 is: 20,717.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,343.91 : 36,354.63 = 15,012.91 : x
  2. Step 2: Convert to fraction form
    26,343.91/36,354.63 = 15,012.91/x
  3. Step 3: Cross multiply
    26,343.91x = 36,354.63 × 15,012.91
  4. Step 4: Simplify right side
    26,343.91x = 545,788,788.27
  5. Step 5: Solve for x
    x = 545,788,788.27/26,343.91
  6. Step 6: Final answer
    x = 20,717.84

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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.