Home / 16,197.30-22,347.63-11,162.88

Finding the Fourth Proportional to 16,197.30, 22,347.63 and 11,162.88

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Solution

The fourth proportional to 16,197.30, 22,347.63 and 11,162.88 is: 15,401.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,197.30 : 22,347.63 = 11,162.88 : x
  2. Step 2: Convert to fraction form
    16,197.30/22,347.63 = 11,162.88/x
  3. Step 3: Cross multiply
    16,197.30x = 22,347.63 × 11,162.88
  4. Step 4: Simplify right side
    16,197.30x = 249,463,911.97
  5. Step 5: Solve for x
    x = 249,463,911.97/16,197.30
  6. Step 6: Final answer
    x = 15,401.57

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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.