Home / 25,318.34-34,939.41-14,140.34

Finding the Fourth Proportional to 25,318.34, 34,939.41 and 14,140.34

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Solution

The fourth proportional to 25,318.34, 34,939.41 and 14,140.34 is: 19,513.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,318.34 : 34,939.41 = 14,140.34 : x
  2. Step 2: Convert to fraction form
    25,318.34/34,939.41 = 14,140.34/x
  3. Step 3: Cross multiply
    25,318.34x = 34,939.41 × 14,140.34
  4. Step 4: Simplify right side
    25,318.34x = 494,055,136.80
  5. Step 5: Solve for x
    x = 494,055,136.80/25,318.34
  6. Step 6: Final answer
    x = 19,513.73

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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.