Home / 25,418.04-35,076.88-14,240.04

Finding the Fourth Proportional to 25,418.04, 35,076.88 and 14,240.04

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Solution

The fourth proportional to 25,418.04, 35,076.88 and 14,240.04 is: 19,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,418.04 : 35,076.88 = 14,240.04 : x
  2. Step 2: Convert to fraction form
    25,418.04/35,076.88 = 14,240.04/x
  3. Step 3: Cross multiply
    25,418.04x = 35,076.88 × 14,240.04
  4. Step 4: Simplify right side
    25,418.04x = 499,496,174.28
  5. Step 5: Solve for x
    x = 499,496,174.28/25,418.04
  6. Step 6: Final answer
    x = 19,651.25

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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.