Home / 40,861.76-61,287.98-14,202.63

Finding the Fourth Proportional to 40,861.76, 61,287.98 and 14,202.63

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Solution

The fourth proportional to 40,861.76, 61,287.98 and 14,202.63 is: 21,302.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,861.76 : 61,287.98 = 14,202.63 : x
  2. Step 2: Convert to fraction form
    40,861.76/61,287.98 = 14,202.63/x
  3. Step 3: Cross multiply
    40,861.76x = 61,287.98 × 14,202.63
  4. Step 4: Simplify right side
    40,861.76x = 870,450,432.37
  5. Step 5: Solve for x
    x = 870,450,432.37/40,861.76
  6. Step 6: Final answer
    x = 21,302.33

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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.