Home / 13,926.88-19,222.32-8,950.24

Finding the Fourth Proportional to 13,926.88, 19,222.32 and 8,950.24

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Solution

The fourth proportional to 13,926.88, 19,222.32 and 8,950.24 is: 12,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.88 : 19,222.32 = 8,950.24 : x
  2. Step 2: Convert to fraction form
    13,926.88/19,222.32 = 8,950.24/x
  3. Step 3: Cross multiply
    13,926.88x = 19,222.32 × 8,950.24
  4. Step 4: Simplify right side
    13,926.88x = 172,044,377.36
  5. Step 5: Solve for x
    x = 172,044,377.36/13,926.88
  6. Step 6: Final answer
    x = 12,353.40

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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.