Home / 14,013.88-19,335.74-8,344.99

Finding the Fourth Proportional to 14,013.88, 19,335.74 and 8,344.99

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Solution

The fourth proportional to 14,013.88, 19,335.74 and 8,344.99 is: 11,514.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013.88 : 19,335.74 = 8,344.99 : x
  2. Step 2: Convert to fraction form
    14,013.88/19,335.74 = 8,344.99/x
  3. Step 3: Cross multiply
    14,013.88x = 19,335.74 × 8,344.99
  4. Step 4: Simplify right side
    14,013.88x = 161,356,556.94
  5. Step 5: Solve for x
    x = 161,356,556.94/14,013.88
  6. Step 6: Final answer
    x = 11,514.05

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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.