Home / 14,225.21-21,327.28-6,822.62

Finding the Fourth Proportional to 14,225.21, 21,327.28 and 6,822.62

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Solution

The fourth proportional to 14,225.21, 21,327.28 and 6,822.62 is: 10,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,225.21 : 21,327.28 = 6,822.62 : x
  2. Step 2: Convert to fraction form
    14,225.21/21,327.28 = 6,822.62/x
  3. Step 3: Cross multiply
    14,225.21x = 21,327.28 × 6,822.62
  4. Step 4: Simplify right side
    14,225.21x = 145,507,927.07
  5. Step 5: Solve for x
    x = 145,507,927.07/14,225.21
  6. Step 6: Final answer
    x = 10,228.88

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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.