Home / 14,655.30-21,977.16-4,656.45

Finding the Fourth Proportional to 14,655.30, 21,977.16 and 4,656.45

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Solution

The fourth proportional to 14,655.30, 21,977.16 and 4,656.45 is: 6,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655.30 : 21,977.16 = 4,656.45 : x
  2. Step 2: Convert to fraction form
    14,655.30/21,977.16 = 4,656.45/x
  3. Step 3: Cross multiply
    14,655.30x = 21,977.16 × 4,656.45
  4. Step 4: Simplify right side
    14,655.30x = 102,335,546.68
  5. Step 5: Solve for x
    x = 102,335,546.68/14,655.30
  6. Step 6: Final answer
    x = 6,982.84

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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.