Home / 40,572.24-60,865.54-18,384.72

Finding the Fourth Proportional to 40,572.24, 60,865.54 and 18,384.72

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Solution

The fourth proportional to 40,572.24, 60,865.54 and 18,384.72 is: 27,580.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,572.24 : 60,865.54 = 18,384.72 : x
  2. Step 2: Convert to fraction form
    40,572.24/60,865.54 = 18,384.72/x
  3. Step 3: Cross multiply
    40,572.24x = 60,865.54 × 18,384.72
  4. Step 4: Simplify right side
    40,572.24x = 1,118,995,910.55
  5. Step 5: Solve for x
    x = 1,118,995,910.55/40,572.24
  6. Step 6: Final answer
    x = 27,580.33

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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.