Home / 14,227.88-19,623.36-9,123.87

Finding the Fourth Proportional to 14,227.88, 19,623.36 and 9,123.87

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Solution

The fourth proportional to 14,227.88, 19,623.36 and 9,123.87 is: 12,583.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.88 : 19,623.36 = 9,123.87 : x
  2. Step 2: Convert to fraction form
    14,227.88/19,623.36 = 9,123.87/x
  3. Step 3: Cross multiply
    14,227.88x = 19,623.36 × 9,123.87
  4. Step 4: Simplify right side
    14,227.88x = 179,040,985.60
  5. Step 5: Solve for x
    x = 179,040,985.60/14,227.88
  6. Step 6: Final answer
    x = 12,583.82

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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.