Home / 14,056.96-21,066-11,966.08

Finding the Fourth Proportional to 14,056.96, 21,066 and 11,966.08

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Solution

The fourth proportional to 14,056.96, 21,066 and 11,966.08 is: 17,932.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056.96 : 21,066 = 11,966.08 : x
  2. Step 2: Convert to fraction form
    14,056.96/21,066 = 11,966.08/x
  3. Step 3: Cross multiply
    14,056.96x = 21,066 × 11,966.08
  4. Step 4: Simplify right side
    14,056.96x = 252,077,441.28
  5. Step 5: Solve for x
    x = 252,077,441.28/14,056.96
  6. Step 6: Final answer
    x = 17,932.57

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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.