Home / 26,172.98-39,243.86-17,749.86

Finding the Fourth Proportional to 26,172.98, 39,243.86 and 17,749.86

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Solution

The fourth proportional to 26,172.98, 39,243.86 and 17,749.86 is: 26,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,172.98 : 39,243.86 = 17,749.86 : x
  2. Step 2: Convert to fraction form
    26,172.98/39,243.86 = 17,749.86/x
  3. Step 3: Cross multiply
    26,172.98x = 39,243.86 × 17,749.86
  4. Step 4: Simplify right side
    26,172.98x = 696,573,020.86
  5. Step 5: Solve for x
    x = 696,573,020.86/26,172.98
  6. Step 6: Final answer
    x = 26,614.20

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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.