Home / 14,190.88-19,566.07-8,876.47

Finding the Fourth Proportional to 14,190.88, 19,566.07 and 8,876.47

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Solution

The fourth proportional to 14,190.88, 19,566.07 and 8,876.47 is: 12,238.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.88 : 19,566.07 = 8,876.47 : x
  2. Step 2: Convert to fraction form
    14,190.88/19,566.07 = 8,876.47/x
  3. Step 3: Cross multiply
    14,190.88x = 19,566.07 × 8,876.47
  4. Step 4: Simplify right side
    14,190.88x = 173,677,633.37
  5. Step 5: Solve for x
    x = 173,677,633.37/14,190.88
  6. Step 6: Final answer
    x = 12,238.68

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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.