Home / 25,444.26-35,122.41-19,145.70

Finding the Fourth Proportional to 25,444.26, 35,122.41 and 19,145.70

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Solution

The fourth proportional to 25,444.26, 35,122.41 and 19,145.70 is: 26,428.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,444.26 : 35,122.41 = 19,145.70 : x
  2. Step 2: Convert to fraction form
    25,444.26/35,122.41 = 19,145.70/x
  3. Step 3: Cross multiply
    25,444.26x = 35,122.41 × 19,145.70
  4. Step 4: Simplify right side
    25,444.26x = 672,443,125.14
  5. Step 5: Solve for x
    x = 672,443,125.14/25,444.26
  6. Step 6: Final answer
    x = 26,428.09

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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.