Home / 14,252.14-21,379.02-6,461.56

Finding the Fourth Proportional to 14,252.14, 21,379.02 and 6,461.56

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Solution

The fourth proportional to 14,252.14, 21,379.02 and 6,461.56 is: 9,692.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.14 : 21,379.02 = 6,461.56 : x
  2. Step 2: Convert to fraction form
    14,252.14/21,379.02 = 6,461.56/x
  3. Step 3: Cross multiply
    14,252.14x = 21,379.02 × 6,461.56
  4. Step 4: Simplify right side
    14,252.14x = 138,141,820.47
  5. Step 5: Solve for x
    x = 138,141,820.47/14,252.14
  6. Step 6: Final answer
    x = 9,692.71

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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.