Home / 25,265.21-37,880.87-12,110.40

Finding the Fourth Proportional to 25,265.21, 37,880.87 and 12,110.40

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Solution

The fourth proportional to 25,265.21, 37,880.87 and 12,110.40 is: 18,157.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,265.21 : 37,880.87 = 12,110.40 : x
  2. Step 2: Convert to fraction form
    25,265.21/37,880.87 = 12,110.40/x
  3. Step 3: Cross multiply
    25,265.21x = 37,880.87 × 12,110.40
  4. Step 4: Simplify right side
    25,265.21x = 458,752,427.50
  5. Step 5: Solve for x
    x = 458,752,427.50/25,265.21
  6. Step 6: Final answer
    x = 18,157.48

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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.