Home / 16,911.13-25,366.69-9,520.89

Finding the Fourth Proportional to 16,911.13, 25,366.69 and 9,520.89

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Solution

The fourth proportional to 16,911.13, 25,366.69 and 9,520.89 is: 14,281.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,911.13 : 25,366.69 = 9,520.89 : x
  2. Step 2: Convert to fraction form
    16,911.13/25,366.69 = 9,520.89/x
  3. Step 3: Cross multiply
    16,911.13x = 25,366.69 × 9,520.89
  4. Step 4: Simplify right side
    16,911.13x = 241,513,441.35
  5. Step 5: Solve for x
    x = 241,513,441.35/16,911.13
  6. Step 6: Final answer
    x = 14,281.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.