Home / 25,306.68-37,935.54-12,155.88

Finding the Fourth Proportional to 25,306.68, 37,935.54 and 12,155.88

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Solution

The fourth proportional to 25,306.68, 37,935.54 and 12,155.88 is: 18,222.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,306.68 : 37,935.54 = 12,155.88 : x
  2. Step 2: Convert to fraction form
    25,306.68/37,935.54 = 12,155.88/x
  3. Step 3: Cross multiply
    25,306.68x = 37,935.54 × 12,155.88
  4. Step 4: Simplify right side
    25,306.68x = 461,139,871.98
  5. Step 5: Solve for x
    x = 461,139,871.98/25,306.68
  6. Step 6: Final answer
    x = 18,222.06

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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.