Home / 14,406.81-21,618.72-6,086.29

Finding the Fourth Proportional to 14,406.81, 21,618.72 and 6,086.29

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Solution

The fourth proportional to 14,406.81, 21,618.72 and 6,086.29 is: 9,133.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,406.81 : 21,618.72 = 6,086.29 : x
  2. Step 2: Convert to fraction form
    14,406.81/21,618.72 = 6,086.29/x
  3. Step 3: Cross multiply
    14,406.81x = 21,618.72 × 6,086.29
  4. Step 4: Simplify right side
    14,406.81x = 131,577,799.35
  5. Step 5: Solve for x
    x = 131,577,799.35/14,406.81
  6. Step 6: Final answer
    x = 9,133.03

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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.