Home / 21,814.04-32,716.56-6,228.20

Finding the Fourth Proportional to 21,814.04, 32,716.56 and 6,228.20

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Solution

The fourth proportional to 21,814.04, 32,716.56 and 6,228.20 is: 9,341.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,814.04 : 32,716.56 = 6,228.20 : x
  2. Step 2: Convert to fraction form
    21,814.04/32,716.56 = 6,228.20/x
  3. Step 3: Cross multiply
    21,814.04x = 32,716.56 × 6,228.20
  4. Step 4: Simplify right side
    21,814.04x = 203,765,278.99
  5. Step 5: Solve for x
    x = 203,765,278.99/21,814.04
  6. Step 6: Final answer
    x = 9,341.02

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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.