Home / 25,450.91-35,122.19-14,122.14

Finding the Fourth Proportional to 25,450.91, 35,122.19 and 14,122.14

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Solution

The fourth proportional to 25,450.91, 35,122.19 and 14,122.14 is: 19,488.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,450.91 : 35,122.19 = 14,122.14 : x
  2. Step 2: Convert to fraction form
    25,450.91/35,122.19 = 14,122.14/x
  3. Step 3: Cross multiply
    25,450.91x = 35,122.19 × 14,122.14
  4. Step 4: Simplify right side
    25,450.91x = 496,000,484.29
  5. Step 5: Solve for x
    x = 496,000,484.29/25,450.91
  6. Step 6: Final answer
    x = 19,488.52

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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.