Home / 30,063.28-45,041.42-25,635.82

Finding the Fourth Proportional to 30,063.28, 45,041.42 and 25,635.82

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Solution

The fourth proportional to 30,063.28, 45,041.42 and 25,635.82 is: 38,408.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,063.28 : 45,041.42 = 25,635.82 : x
  2. Step 2: Convert to fraction form
    30,063.28/45,041.42 = 25,635.82/x
  3. Step 3: Cross multiply
    30,063.28x = 45,041.42 × 25,635.82
  4. Step 4: Simplify right side
    30,063.28x = 1,154,673,735.66
  5. Step 5: Solve for x
    x = 1,154,673,735.66/30,063.28
  6. Step 6: Final answer
    x = 38,408.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.