Home / 25,759.89-35,549.10-14,429.30

Finding the Fourth Proportional to 25,759.89, 35,549.10 and 14,429.30

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Solution

The fourth proportional to 25,759.89, 35,549.10 and 14,429.30 is: 19,912.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,759.89 : 35,549.10 = 14,429.30 : x
  2. Step 2: Convert to fraction form
    25,759.89/35,549.10 = 14,429.30/x
  3. Step 3: Cross multiply
    25,759.89x = 35,549.10 × 14,429.30
  4. Step 4: Simplify right side
    25,759.89x = 512,948,450.88
  5. Step 5: Solve for x
    x = 512,948,450.88/25,759.89
  6. Step 6: Final answer
    x = 19,912.68

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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.