Home / 14,009.58-19,333.35-7,722.18

Finding the Fourth Proportional to 14,009.58, 19,333.35 and 7,722.18

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Solution

The fourth proportional to 14,009.58, 19,333.35 and 7,722.18 is: 10,656.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009.58 : 19,333.35 = 7,722.18 : x
  2. Step 2: Convert to fraction form
    14,009.58/19,333.35 = 7,722.18/x
  3. Step 3: Cross multiply
    14,009.58x = 19,333.35 × 7,722.18
  4. Step 4: Simplify right side
    14,009.58x = 149,295,608.70
  5. Step 5: Solve for x
    x = 149,295,608.70/14,009.58
  6. Step 6: Final answer
    x = 10,656.68

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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.