Home / 43,145.46-64,733.76-15,069.66

Finding the Fourth Proportional to 43,145.46, 64,733.76 and 15,069.66

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Solution

The fourth proportional to 43,145.46, 64,733.76 and 15,069.66 is: 22,609.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,145.46 : 64,733.76 = 15,069.66 : x
  2. Step 2: Convert to fraction form
    43,145.46/64,733.76 = 15,069.66/x
  3. Step 3: Cross multiply
    43,145.46x = 64,733.76 × 15,069.66
  4. Step 4: Simplify right side
    43,145.46x = 975,515,753.72
  5. Step 5: Solve for x
    x = 975,515,753.72/43,145.46
  6. Step 6: Final answer
    x = 22,609.93

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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.