Home / 25,154.79-37,731.80-6,434.66

Finding the Fourth Proportional to 25,154.79, 37,731.80 and 6,434.66

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Solution

The fourth proportional to 25,154.79, 37,731.80 and 6,434.66 is: 9,651.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.79 : 37,731.80 = 6,434.66 : x
  2. Step 2: Convert to fraction form
    25,154.79/37,731.80 = 6,434.66/x
  3. Step 3: Cross multiply
    25,154.79x = 37,731.80 × 6,434.66
  4. Step 4: Simplify right side
    25,154.79x = 242,791,083.36
  5. Step 5: Solve for x
    x = 242,791,083.36/25,154.79
  6. Step 6: Final answer
    x = 9,651.88

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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.