Home / 25,636.42-35,379.60-15,029.46

Finding the Fourth Proportional to 25,636.42, 35,379.60 and 15,029.46

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Solution

The fourth proportional to 25,636.42, 35,379.60 and 15,029.46 is: 20,741.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,636.42 : 35,379.60 = 15,029.46 : x
  2. Step 2: Convert to fraction form
    25,636.42/35,379.60 = 15,029.46/x
  3. Step 3: Cross multiply
    25,636.42x = 35,379.60 × 15,029.46
  4. Step 4: Simplify right side
    25,636.42x = 531,736,283.02
  5. Step 5: Solve for x
    x = 531,736,283.02/25,636.42
  6. Step 6: Final answer
    x = 20,741.44

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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.