Home / 14,055.62-21,039.69-8,850.56

Finding the Fourth Proportional to 14,055.62, 21,039.69 and 8,850.56

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Solution

The fourth proportional to 14,055.62, 21,039.69 and 8,850.56 is: 13,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.62 : 21,039.69 = 8,850.56 : x
  2. Step 2: Convert to fraction form
    14,055.62/21,039.69 = 8,850.56/x
  3. Step 3: Cross multiply
    14,055.62x = 21,039.69 × 8,850.56
  4. Step 4: Simplify right side
    14,055.62x = 186,213,038.73
  5. Step 5: Solve for x
    x = 186,213,038.73/14,055.62
  6. Step 6: Final answer
    x = 13,248.30

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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.