Home / 14,832.88-20,471.66-8,459.47

Finding the Fourth Proportional to 14,832.88, 20,471.66 and 8,459.47

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Solution

The fourth proportional to 14,832.88, 20,471.66 and 8,459.47 is: 11,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,832.88 : 20,471.66 = 8,459.47 : x
  2. Step 2: Convert to fraction form
    14,832.88/20,471.66 = 8,459.47/x
  3. Step 3: Cross multiply
    14,832.88x = 20,471.66 × 8,459.47
  4. Step 4: Simplify right side
    14,832.88x = 173,179,393.62
  5. Step 5: Solve for x
    x = 173,179,393.62/14,832.88
  6. Step 6: Final answer
    x = 11,675.37

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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.