Home / 22,288.30-30,732.64-14,211.18

Finding the Fourth Proportional to 22,288.30, 30,732.64 and 14,211.18

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Solution

The fourth proportional to 22,288.30, 30,732.64 and 14,211.18 is: 19,595.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,288.30 : 30,732.64 = 14,211.18 : x
  2. Step 2: Convert to fraction form
    22,288.30/30,732.64 = 14,211.18/x
  3. Step 3: Cross multiply
    22,288.30x = 30,732.64 × 14,211.18
  4. Step 4: Simplify right side
    22,288.30x = 436,747,078.92
  5. Step 5: Solve for x
    x = 436,747,078.92/22,288.30
  6. Step 6: Final answer
    x = 19,595.35

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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.