Home / 14,652.11-21,977.90-4,656.80

Finding the Fourth Proportional to 14,652.11, 21,977.90 and 4,656.80

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Solution

The fourth proportional to 14,652.11, 21,977.90 and 4,656.80 is: 6,985.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.11 : 21,977.90 = 4,656.80 : x
  2. Step 2: Convert to fraction form
    14,652.11/21,977.90 = 4,656.80/x
  3. Step 3: Cross multiply
    14,652.11x = 21,977.90 × 4,656.80
  4. Step 4: Simplify right side
    14,652.11x = 102,346,716.38
  5. Step 5: Solve for x
    x = 102,346,716.38/14,652.11
  6. Step 6: Final answer
    x = 6,985.12

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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.