Home / 17,939.76-26,913.74-5,461.56

Finding the Fourth Proportional to 17,939.76, 26,913.74 and 5,461.56

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Solution

The fourth proportional to 17,939.76, 26,913.74 and 5,461.56 is: 8,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939.76 : 26,913.74 = 5,461.56 : x
  2. Step 2: Convert to fraction form
    17,939.76/26,913.74 = 5,461.56/x
  3. Step 3: Cross multiply
    17,939.76x = 26,913.74 × 5,461.56
  4. Step 4: Simplify right side
    17,939.76x = 146,991,005.83
  5. Step 5: Solve for x
    x = 146,991,005.83/17,939.76
  6. Step 6: Final answer
    x = 8,193.59

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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.