Home / 25,516.56-38,274.84-13,903.58

Finding the Fourth Proportional to 25,516.56, 38,274.84 and 13,903.58

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Solution

The fourth proportional to 25,516.56, 38,274.84 and 13,903.58 is: 20,855.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516.56 : 38,274.84 = 13,903.58 : x
  2. Step 2: Convert to fraction form
    25,516.56/38,274.84 = 13,903.58/x
  3. Step 3: Cross multiply
    25,516.56x = 38,274.84 × 13,903.58
  4. Step 4: Simplify right side
    25,516.56x = 532,157,299.93
  5. Step 5: Solve for x
    x = 532,157,299.93/25,516.56
  6. Step 6: Final answer
    x = 20,855.37

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1.5x scale

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.