Home / 25,148.64-34,705.68-14,538.72

Finding the Fourth Proportional to 25,148.64, 34,705.68 and 14,538.72

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Solution

The fourth proportional to 25,148.64, 34,705.68 and 14,538.72 is: 20,063.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148.64 : 34,705.68 = 14,538.72 : x
  2. Step 2: Convert to fraction form
    25,148.64/34,705.68 = 14,538.72/x
  3. Step 3: Cross multiply
    25,148.64x = 34,705.68 × 14,538.72
  4. Step 4: Simplify right side
    25,148.64x = 504,576,163.93
  5. Step 5: Solve for x
    x = 504,576,163.93/25,148.64
  6. Step 6: Final answer
    x = 20,063.76

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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.