Home / 14,207.18-21,316.91-7,625.68

Finding the Fourth Proportional to 14,207.18, 21,316.91 and 7,625.68

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Solution

The fourth proportional to 14,207.18, 21,316.91 and 7,625.68 is: 11,441.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.18 : 21,316.91 = 7,625.68 : x
  2. Step 2: Convert to fraction form
    14,207.18/21,316.91 = 7,625.68/x
  3. Step 3: Cross multiply
    14,207.18x = 21,316.91 × 7,625.68
  4. Step 4: Simplify right side
    14,207.18x = 162,555,882.91
  5. Step 5: Solve for x
    x = 162,555,882.91/14,207.18
  6. Step 6: Final answer
    x = 11,441.81

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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.