Home / 40,363.76-60,558.61-12,289.24

Finding the Fourth Proportional to 40,363.76, 60,558.61 and 12,289.24

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Solution

The fourth proportional to 40,363.76, 60,558.61 and 12,289.24 is: 18,437.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,363.76 : 60,558.61 = 12,289.24 : x
  2. Step 2: Convert to fraction form
    40,363.76/60,558.61 = 12,289.24/x
  3. Step 3: Cross multiply
    40,363.76x = 60,558.61 × 12,289.24
  4. Step 4: Simplify right side
    40,363.76x = 744,219,292.36
  5. Step 5: Solve for x
    x = 744,219,292.36/40,363.76
  6. Step 6: Final answer
    x = 18,437.81

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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.