Home / 31,926.89-47,872.64-14,811.14

Finding the Fourth Proportional to 31,926.89, 47,872.64 and 14,811.14

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Solution

The fourth proportional to 31,926.89, 47,872.64 and 14,811.14 is: 22,208.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,926.89 : 47,872.64 = 14,811.14 : x
  2. Step 2: Convert to fraction form
    31,926.89/47,872.64 = 14,811.14/x
  3. Step 3: Cross multiply
    31,926.89x = 47,872.64 × 14,811.14
  4. Step 4: Simplify right side
    31,926.89x = 709,048,059.79
  5. Step 5: Solve for x
    x = 709,048,059.79/31,926.89
  6. Step 6: Final answer
    x = 22,208.49

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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.