Home / 25,166.70-34,728.01-13,835.90

Finding the Fourth Proportional to 25,166.70, 34,728.01 and 13,835.90

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Solution

The fourth proportional to 25,166.70, 34,728.01 and 13,835.90 is: 19,092.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,166.70 : 34,728.01 = 13,835.90 : x
  2. Step 2: Convert to fraction form
    25,166.70/34,728.01 = 13,835.90/x
  3. Step 3: Cross multiply
    25,166.70x = 34,728.01 × 13,835.90
  4. Step 4: Simplify right side
    25,166.70x = 480,493,325.79
  5. Step 5: Solve for x
    x = 480,493,325.79/25,166.70
  6. Step 6: Final answer
    x = 19,092.42

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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.