Home / 14,825.14-20,463.90-9,164.23

Finding the Fourth Proportional to 14,825.14, 20,463.90 and 9,164.23

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Solution

The fourth proportional to 14,825.14, 20,463.90 and 9,164.23 is: 12,649.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.14 : 20,463.90 = 9,164.23 : x
  2. Step 2: Convert to fraction form
    14,825.14/20,463.90 = 9,164.23/x
  3. Step 3: Cross multiply
    14,825.14x = 20,463.90 × 9,164.23
  4. Step 4: Simplify right side
    14,825.14x = 187,535,835.14
  5. Step 5: Solve for x
    x = 187,535,835.14/14,825.14
  6. Step 6: Final answer
    x = 12,649.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.