Home / 25,484.25-35,162.60-15,412.48

Finding the Fourth Proportional to 25,484.25, 35,162.60 and 15,412.48

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Solution

The fourth proportional to 25,484.25, 35,162.60 and 15,412.48 is: 21,265.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,484.25 : 35,162.60 = 15,412.48 : x
  2. Step 2: Convert to fraction form
    25,484.25/35,162.60 = 15,412.48/x
  3. Step 3: Cross multiply
    25,484.25x = 35,162.60 × 15,412.48
  4. Step 4: Simplify right side
    25,484.25x = 541,942,869.25
  5. Step 5: Solve for x
    x = 541,942,869.25/25,484.25
  6. Step 6: Final answer
    x = 21,265.80

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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.