Home / 15,406.02-23,114.82-9,169.62

Finding the Fourth Proportional to 15,406.02, 23,114.82 and 9,169.62

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Solution

The fourth proportional to 15,406.02, 23,114.82 and 9,169.62 is: 13,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,406.02 : 23,114.82 = 9,169.62 : x
  2. Step 2: Convert to fraction form
    15,406.02/23,114.82 = 9,169.62/x
  3. Step 3: Cross multiply
    15,406.02x = 23,114.82 × 9,169.62
  4. Step 4: Simplify right side
    15,406.02x = 211,954,115.77
  5. Step 5: Solve for x
    x = 211,954,115.77/15,406.02
  6. Step 6: Final answer
    x = 13,757.88

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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.