Home / 15,341.87-23,013.10-4,811.66

Finding the Fourth Proportional to 15,341.87, 23,013.10 and 4,811.66

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Solution

The fourth proportional to 15,341.87, 23,013.10 and 4,811.66 is: 7,217.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,341.87 : 23,013.10 = 4,811.66 : x
  2. Step 2: Convert to fraction form
    15,341.87/23,013.10 = 4,811.66/x
  3. Step 3: Cross multiply
    15,341.87x = 23,013.10 × 4,811.66
  4. Step 4: Simplify right side
    15,341.87x = 110,731,188.69
  5. Step 5: Solve for x
    x = 110,731,188.69/15,341.87
  6. Step 6: Final answer
    x = 7,217.58

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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.