Home / 31,727.26-47,597.55-12,005.38

Finding the Fourth Proportional to 31,727.26, 47,597.55 and 12,005.38

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Solution

The fourth proportional to 31,727.26, 47,597.55 and 12,005.38 is: 18,010.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727.26 : 47,597.55 = 12,005.38 : x
  2. Step 2: Convert to fraction form
    31,727.26/47,597.55 = 12,005.38/x
  3. Step 3: Cross multiply
    31,727.26x = 47,597.55 × 12,005.38
  4. Step 4: Simplify right side
    31,727.26x = 571,426,674.82
  5. Step 5: Solve for x
    x = 571,426,674.82/31,727.26
  6. Step 6: Final answer
    x = 18,010.59

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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.