Home / 25,149.56-34,709.16-14,395.42

Finding the Fourth Proportional to 25,149.56, 34,709.16 and 14,395.42

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Solution

The fourth proportional to 25,149.56, 34,709.16 and 14,395.42 is: 19,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,149.56 : 34,709.16 = 14,395.42 : x
  2. Step 2: Convert to fraction form
    25,149.56/34,709.16 = 14,395.42/x
  3. Step 3: Cross multiply
    25,149.56x = 34,709.16 × 14,395.42
  4. Step 4: Simplify right side
    25,149.56x = 499,652,936.05
  5. Step 5: Solve for x
    x = 499,652,936.05/25,149.56
  6. Step 6: Final answer
    x = 19,867.26

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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.