Home / 14,074.49-21,096.54-9,147.66

Finding the Fourth Proportional to 14,074.49, 21,096.54 and 9,147.66

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Solution

The fourth proportional to 14,074.49, 21,096.54 and 9,147.66 is: 13,711.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.49 : 21,096.54 = 9,147.66 : x
  2. Step 2: Convert to fraction form
    14,074.49/21,096.54 = 9,147.66/x
  3. Step 3: Cross multiply
    14,074.49x = 21,096.54 × 9,147.66
  4. Step 4: Simplify right side
    14,074.49x = 192,983,975.10
  5. Step 5: Solve for x
    x = 192,983,975.10/14,074.49
  6. Step 6: Final answer
    x = 13,711.62

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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.