Home / 14,425.89-21,641.47-6,634.50

Finding the Fourth Proportional to 14,425.89, 21,641.47 and 6,634.50

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Solution

The fourth proportional to 14,425.89, 21,641.47 and 6,634.50 is: 9,952.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,425.89 : 21,641.47 = 6,634.50 : x
  2. Step 2: Convert to fraction form
    14,425.89/21,641.47 = 6,634.50/x
  3. Step 3: Cross multiply
    14,425.89x = 21,641.47 × 6,634.50
  4. Step 4: Simplify right side
    14,425.89x = 143,580,316.13
  5. Step 5: Solve for x
    x = 143,580,316.13/14,425.89
  6. Step 6: Final answer
    x = 9,952.96

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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.