Home / 14,207.29-21,317.08-7,625.79

Finding the Fourth Proportional to 14,207.29, 21,317.08 and 7,625.79

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Solution

The fourth proportional to 14,207.29, 21,317.08 and 7,625.79 is: 11,441.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.29 : 21,317.08 = 7,625.79 : x
  2. Step 2: Convert to fraction form
    14,207.29/21,317.08 = 7,625.79/x
  3. Step 3: Cross multiply
    14,207.29x = 21,317.08 × 7,625.79
  4. Step 4: Simplify right side
    14,207.29x = 162,559,575.49
  5. Step 5: Solve for x
    x = 162,559,575.49/14,207.29
  6. Step 6: Final answer
    x = 11,441.98

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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.