Home / 21,674.23-32,502.16-6,879.18

Finding the Fourth Proportional to 21,674.23, 32,502.16 and 6,879.18

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Solution

The fourth proportional to 21,674.23, 32,502.16 and 6,879.18 is: 10,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,674.23 : 32,502.16 = 6,879.18 : x
  2. Step 2: Convert to fraction form
    21,674.23/32,502.16 = 6,879.18/x
  3. Step 3: Cross multiply
    21,674.23x = 32,502.16 × 6,879.18
  4. Step 4: Simplify right side
    21,674.23x = 223,588,209.03
  5. Step 5: Solve for x
    x = 223,588,209.03/21,674.23
  6. Step 6: Final answer
    x = 10,315.85

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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.