Home / 21,403.04-32,093.01-9,709.88

Finding the Fourth Proportional to 21,403.04, 32,093.01 and 9,709.88

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Solution

The fourth proportional to 21,403.04, 32,093.01 and 9,709.88 is: 14,559.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,403.04 : 32,093.01 = 9,709.88 : x
  2. Step 2: Convert to fraction form
    21,403.04/32,093.01 = 9,709.88/x
  3. Step 3: Cross multiply
    21,403.04x = 32,093.01 × 9,709.88
  4. Step 4: Simplify right side
    21,403.04x = 311,619,115.47
  5. Step 5: Solve for x
    x = 311,619,115.47/21,403.04
  6. Step 6: Final answer
    x = 14,559.58

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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.