Home / 31,651.10-47,448.66-27,000.98

Finding the Fourth Proportional to 31,651.10, 47,448.66 and 27,000.98

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Solution

The fourth proportional to 31,651.10, 47,448.66 and 27,000.98 is: 40,477.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,651.10 : 47,448.66 = 27,000.98 : x
  2. Step 2: Convert to fraction form
    31,651.10/47,448.66 = 27,000.98/x
  3. Step 3: Cross multiply
    31,651.10x = 47,448.66 × 27,000.98
  4. Step 4: Simplify right side
    31,651.10x = 1,281,160,319.69
  5. Step 5: Solve for x
    x = 1,281,160,319.69/31,651.10
  6. Step 6: Final answer
    x = 40,477.59

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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.