Home / 31,004.56-46,510.66-8,819.66

Finding the Fourth Proportional to 31,004.56, 46,510.66 and 8,819.66

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Solution

The fourth proportional to 31,004.56, 46,510.66 and 8,819.66 is: 13,230.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,004.56 : 46,510.66 = 8,819.66 : x
  2. Step 2: Convert to fraction form
    31,004.56/46,510.66 = 8,819.66/x
  3. Step 3: Cross multiply
    31,004.56x = 46,510.66 × 8,819.66
  4. Step 4: Simplify right side
    31,004.56x = 410,208,154.46
  5. Step 5: Solve for x
    x = 410,208,154.46/31,004.56
  6. Step 6: Final answer
    x = 13,230.58

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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.