Home / 13,073.52-18,049.92-10,689.24

Finding the Fourth Proportional to 13,073.52, 18,049.92 and 10,689.24

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Solution

The fourth proportional to 13,073.52, 18,049.92 and 10,689.24 is: 14,758.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.52 : 18,049.92 = 10,689.24 : x
  2. Step 2: Convert to fraction form
    13,073.52/18,049.92 = 10,689.24/x
  3. Step 3: Cross multiply
    13,073.52x = 18,049.92 × 10,689.24
  4. Step 4: Simplify right side
    13,073.52x = 192,939,926.86
  5. Step 5: Solve for x
    x = 192,939,926.86/13,073.52
  6. Step 6: Final answer
    x = 14,758.07

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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.