Home / 26,108.42-39,162.84-7,389.06

Finding the Fourth Proportional to 26,108.42, 39,162.84 and 7,389.06

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Solution

The fourth proportional to 26,108.42, 39,162.84 and 7,389.06 is: 11,083.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108.42 : 39,162.84 = 7,389.06 : x
  2. Step 2: Convert to fraction form
    26,108.42/39,162.84 = 7,389.06/x
  3. Step 3: Cross multiply
    26,108.42x = 39,162.84 × 7,389.06
  4. Step 4: Simplify right side
    26,108.42x = 289,376,693.68
  5. Step 5: Solve for x
    x = 289,376,693.68/26,108.42
  6. Step 6: Final answer
    x = 11,083.65

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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.