Home / 40,861.89-61,288.28-14,203.27

Finding the Fourth Proportional to 40,861.89, 61,288.28 and 14,203.27

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Solution

The fourth proportional to 40,861.89, 61,288.28 and 14,203.27 is: 21,303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,861.89 : 61,288.28 = 14,203.27 : x
  2. Step 2: Convert to fraction form
    40,861.89/61,288.28 = 14,203.27/x
  3. Step 3: Cross multiply
    40,861.89x = 61,288.28 × 14,203.27
  4. Step 4: Simplify right side
    40,861.89x = 870,493,994.27
  5. Step 5: Solve for x
    x = 870,493,994.27/40,861.89
  6. Step 6: Final answer
    x = 21,303.32

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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.