Home / 14,482.24-21,720.80-4,093.76

Finding the Fourth Proportional to 14,482.24, 21,720.80 and 4,093.76

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Solution

The fourth proportional to 14,482.24, 21,720.80 and 4,093.76 is: 6,139.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.24 : 21,720.80 = 4,093.76 : x
  2. Step 2: Convert to fraction form
    14,482.24/21,720.80 = 4,093.76/x
  3. Step 3: Cross multiply
    14,482.24x = 21,720.80 × 4,093.76
  4. Step 4: Simplify right side
    14,482.24x = 88,919,742.21
  5. Step 5: Solve for x
    x = 88,919,742.21/14,482.24
  6. Step 6: Final answer
    x = 6,139.92

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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.