Home / 26,149.22-36,089.04-15,538.89

Finding the Fourth Proportional to 26,149.22, 36,089.04 and 15,538.89

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Solution

The fourth proportional to 26,149.22, 36,089.04 and 15,538.89 is: 21,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,149.22 : 36,089.04 = 15,538.89 : x
  2. Step 2: Convert to fraction form
    26,149.22/36,089.04 = 15,538.89/x
  3. Step 3: Cross multiply
    26,149.22x = 36,089.04 × 15,538.89
  4. Step 4: Simplify right side
    26,149.22x = 560,783,622.77
  5. Step 5: Solve for x
    x = 560,783,622.77/26,149.22
  6. Step 6: Final answer
    x = 21,445.52

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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.