Home / 14,011.58-21,003.19-9,084.35

Finding the Fourth Proportional to 14,011.58, 21,003.19 and 9,084.35

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Solution

The fourth proportional to 14,011.58, 21,003.19 and 9,084.35 is: 13,617.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011.58 : 21,003.19 = 9,084.35 : x
  2. Step 2: Convert to fraction form
    14,011.58/21,003.19 = 9,084.35/x
  3. Step 3: Cross multiply
    14,011.58x = 21,003.19 × 9,084.35
  4. Step 4: Simplify right side
    14,011.58x = 190,800,329.08
  5. Step 5: Solve for x
    x = 190,800,329.08/14,011.58
  6. Step 6: Final answer
    x = 13,617.33

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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.