Home / 17,731.18-26,484.53-13,794.58

Finding the Fourth Proportional to 17,731.18, 26,484.53 and 13,794.58

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Solution

The fourth proportional to 17,731.18, 26,484.53 and 13,794.58 is: 20,604.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,731.18 : 26,484.53 = 13,794.58 : x
  2. Step 2: Convert to fraction form
    17,731.18/26,484.53 = 13,794.58/x
  3. Step 3: Cross multiply
    17,731.18x = 26,484.53 × 13,794.58
  4. Step 4: Simplify right side
    17,731.18x = 365,342,967.85
  5. Step 5: Solve for x
    x = 365,342,967.85/17,731.18
  6. Step 6: Final answer
    x = 20,604.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.