Home / 10,589.67-14,628.74-8,479.22

Finding the Fourth Proportional to 10,589.67, 14,628.74 and 8,479.22

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Solution

The fourth proportional to 10,589.67, 14,628.74 and 8,479.22 is: 11,713.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,589.67 : 14,628.74 = 8,479.22 : x
  2. Step 2: Convert to fraction form
    10,589.67/14,628.74 = 8,479.22/x
  3. Step 3: Cross multiply
    10,589.67x = 14,628.74 × 8,479.22
  4. Step 4: Simplify right side
    10,589.67x = 124,040,189.24
  5. Step 5: Solve for x
    x = 124,040,189.24/10,589.67
  6. Step 6: Final answer
    x = 11,713.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.