Home / 34,792.34-52,188.50-19,991.81

Finding the Fourth Proportional to 34,792.34, 52,188.50 and 19,991.81

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Solution

The fourth proportional to 34,792.34, 52,188.50 and 19,991.81 is: 29,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,792.34 : 52,188.50 = 19,991.81 : x
  2. Step 2: Convert to fraction form
    34,792.34/52,188.50 = 19,991.81/x
  3. Step 3: Cross multiply
    34,792.34x = 52,188.50 × 19,991.81
  4. Step 4: Simplify right side
    34,792.34x = 1,043,342,756.64
  5. Step 5: Solve for x
    x = 1,043,342,756.64/34,792.34
  6. Step 6: Final answer
    x = 29,987.72

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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.