Home / 14,454.72-21,651.81-12,701.88

Finding the Fourth Proportional to 14,454.72, 21,651.81 and 12,701.88

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Solution

The fourth proportional to 14,454.72, 21,651.81 and 12,701.88 is: 19,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,454.72 : 21,651.81 = 12,701.88 : x
  2. Step 2: Convert to fraction form
    14,454.72/21,651.81 = 12,701.88/x
  3. Step 3: Cross multiply
    14,454.72x = 21,651.81 × 12,701.88
  4. Step 4: Simplify right side
    14,454.72x = 275,018,692.40
  5. Step 5: Solve for x
    x = 275,018,692.40/14,454.72
  6. Step 6: Final answer
    x = 19,026.22

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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.