Home / 26,621.56-39,929.25-6,898.57

Finding the Fourth Proportional to 26,621.56, 39,929.25 and 6,898.57

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Solution

The fourth proportional to 26,621.56, 39,929.25 and 6,898.57 is: 10,347.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,621.56 : 39,929.25 = 6,898.57 : x
  2. Step 2: Convert to fraction form
    26,621.56/39,929.25 = 6,898.57/x
  3. Step 3: Cross multiply
    26,621.56x = 39,929.25 × 6,898.57
  4. Step 4: Simplify right side
    26,621.56x = 275,454,652.22
  5. Step 5: Solve for x
    x = 275,454,652.22/26,621.56
  6. Step 6: Final answer
    x = 10,347.05

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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.