Home / 45,255.32-67,861.06-26,541.48

Finding the Fourth Proportional to 45,255.32, 67,861.06 and 26,541.48

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Solution

The fourth proportional to 45,255.32, 67,861.06 and 26,541.48 is: 39,799.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,255.32 : 67,861.06 = 26,541.48 : x
  2. Step 2: Convert to fraction form
    45,255.32/67,861.06 = 26,541.48/x
  3. Step 3: Cross multiply
    45,255.32x = 67,861.06 × 26,541.48
  4. Step 4: Simplify right side
    45,255.32x = 1,801,133,154.89
  5. Step 5: Solve for x
    x = 1,801,133,154.89/45,255.32
  6. Step 6: Final answer
    x = 39,799.37

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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.