Home / 25,461.11-38,168.57-13,760.66

Finding the Fourth Proportional to 25,461.11, 38,168.57 and 13,760.66

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Solution

The fourth proportional to 25,461.11, 38,168.57 and 13,760.66 is: 20,628.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,461.11 : 38,168.57 = 13,760.66 : x
  2. Step 2: Convert to fraction form
    25,461.11/38,168.57 = 13,760.66/x
  3. Step 3: Cross multiply
    25,461.11x = 38,168.57 × 13,760.66
  4. Step 4: Simplify right side
    25,461.11x = 525,224,558.01
  5. Step 5: Solve for x
    x = 525,224,558.01/25,461.11
  6. Step 6: Final answer
    x = 20,628.51

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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.