Home / 14,376.15-21,567.66-4,515.42

Finding the Fourth Proportional to 14,376.15, 21,567.66 and 4,515.42

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Solution

The fourth proportional to 14,376.15, 21,567.66 and 4,515.42 is: 6,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,376.15 : 21,567.66 = 4,515.42 : x
  2. Step 2: Convert to fraction form
    14,376.15/21,567.66 = 4,515.42/x
  3. Step 3: Cross multiply
    14,376.15x = 21,567.66 × 4,515.42
  4. Step 4: Simplify right side
    14,376.15x = 97,387,043.32
  5. Step 5: Solve for x
    x = 97,387,043.32/14,376.15
  6. Step 6: Final answer
    x = 6,774.21

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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.