Home / 21,976.21-32,964.31-14,595.08

Finding the Fourth Proportional to 21,976.21, 32,964.31 and 14,595.08

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Solution

The fourth proportional to 21,976.21, 32,964.31 and 14,595.08 is: 21,892.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,976.21 : 32,964.31 = 14,595.08 : x
  2. Step 2: Convert to fraction form
    21,976.21/32,964.31 = 14,595.08/x
  3. Step 3: Cross multiply
    21,976.21x = 32,964.31 × 14,595.08
  4. Step 4: Simplify right side
    21,976.21x = 481,116,741.59
  5. Step 5: Solve for x
    x = 481,116,741.59/21,976.21
  6. Step 6: Final answer
    x = 21,892.62

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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.