Home / 25,145.61-37,717.79-6,425.79

Finding the Fourth Proportional to 25,145.61, 37,717.79 and 6,425.79

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Solution

The fourth proportional to 25,145.61, 37,717.79 and 6,425.79 is: 9,638.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,145.61 : 37,717.79 = 6,425.79 : x
  2. Step 2: Convert to fraction form
    25,145.61/37,717.79 = 6,425.79/x
  3. Step 3: Cross multiply
    25,145.61x = 37,717.79 × 6,425.79
  4. Step 4: Simplify right side
    25,145.61x = 242,366,565.68
  5. Step 5: Solve for x
    x = 242,366,565.68/25,145.61
  6. Step 6: Final answer
    x = 9,638.52

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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.