Home / 41,861.89-62,802.08-13,780.81

Finding the Fourth Proportional to 41,861.89, 62,802.08 and 13,780.81

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Solution

The fourth proportional to 41,861.89, 62,802.08 and 13,780.81 is: 20,674.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,861.89 : 62,802.08 = 13,780.81 : x
  2. Step 2: Convert to fraction form
    41,861.89/62,802.08 = 13,780.81/x
  3. Step 3: Cross multiply
    41,861.89x = 62,802.08 × 13,780.81
  4. Step 4: Simplify right side
    41,861.89x = 865,463,532.08
  5. Step 5: Solve for x
    x = 865,463,532.08/41,861.89
  6. Step 6: Final answer
    x = 20,674.26

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1.5x scale

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.