Home / 66,324.32-99,475.68-26,879.84

Finding the Fourth Proportional to 66,324.32, 99,475.68 and 26,879.84

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Solution

The fourth proportional to 66,324.32, 99,475.68 and 26,879.84 is: 40,315.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,324.32 : 99,475.68 = 26,879.84 : x
  2. Step 2: Convert to fraction form
    66,324.32/99,475.68 = 26,879.84/x
  3. Step 3: Cross multiply
    66,324.32x = 99,475.68 × 26,879.84
  4. Step 4: Simplify right side
    66,324.32x = 2,673,890,362.29
  5. Step 5: Solve for x
    x = 2,673,890,362.29/66,324.32
  6. Step 6: Final answer
    x = 40,315.38

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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.