Home / 25,798.55-35,609.38-15,194.34

Finding the Fourth Proportional to 25,798.55, 35,609.38 and 15,194.34

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Solution

The fourth proportional to 25,798.55, 35,609.38 and 15,194.34 is: 20,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,798.55 : 35,609.38 = 15,194.34 : x
  2. Step 2: Convert to fraction form
    25,798.55/35,609.38 = 15,194.34/x
  3. Step 3: Cross multiply
    25,798.55x = 35,609.38 × 15,194.34
  4. Step 4: Simplify right side
    25,798.55x = 541,060,988.92
  5. Step 5: Solve for x
    x = 541,060,988.92/25,798.55
  6. Step 6: Final answer
    x = 20,972.54

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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.