Home / 14,014.46-19,340.08-7,727.06

Finding the Fourth Proportional to 14,014.46, 19,340.08 and 7,727.06

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Solution

The fourth proportional to 14,014.46, 19,340.08 and 7,727.06 is: 10,663.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.46 : 19,340.08 = 7,727.06 : x
  2. Step 2: Convert to fraction form
    14,014.46/19,340.08 = 7,727.06/x
  3. Step 3: Cross multiply
    14,014.46x = 19,340.08 × 7,727.06
  4. Step 4: Simplify right side
    14,014.46x = 149,441,958.56
  5. Step 5: Solve for x
    x = 149,441,958.56/14,014.46
  6. Step 6: Final answer
    x = 10,663.41

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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.