Home / 14,367.32-21,551-4,507.40

Finding the Fourth Proportional to 14,367.32, 21,551 and 4,507.40

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Solution

The fourth proportional to 14,367.32, 21,551 and 4,507.40 is: 6,761.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367.32 : 21,551 = 4,507.40 : x
  2. Step 2: Convert to fraction form
    14,367.32/21,551 = 4,507.40/x
  3. Step 3: Cross multiply
    14,367.32x = 21,551 × 4,507.40
  4. Step 4: Simplify right side
    14,367.32x = 97,138,977.40
  5. Step 5: Solve for x
    x = 97,138,977.40/14,367.32
  6. Step 6: Final answer
    x = 6,761.11

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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.