Home / 25,460.70-35,152.90-19,481.69

Finding the Fourth Proportional to 25,460.70, 35,152.90 and 19,481.69

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Solution

The fourth proportional to 25,460.70, 35,152.90 and 19,481.69 is: 26,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,460.70 : 35,152.90 = 19,481.69 : x
  2. Step 2: Convert to fraction form
    25,460.70/35,152.90 = 19,481.69/x
  3. Step 3: Cross multiply
    25,460.70x = 35,152.90 × 19,481.69
  4. Step 4: Simplify right side
    25,460.70x = 684,837,675.93
  5. Step 5: Solve for x
    x = 684,837,675.93/25,460.70
  6. Step 6: Final answer
    x = 26,897.83

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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.