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Finding the Fourth Proportional to 43,652.03, 65,510.64 and 29,578.68

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Solution

The fourth proportional to 43,652.03, 65,510.64 and 29,578.68 is: 44,390.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,652.03 : 65,510.64 = 29,578.68 : x
  2. Step 2: Convert to fraction form
    43,652.03/65,510.64 = 29,578.68/x
  3. Step 3: Cross multiply
    43,652.03x = 65,510.64 × 29,578.68
  4. Step 4: Simplify right side
    43,652.03x = 1,937,718,257.16
  5. Step 5: Solve for x
    x = 1,937,718,257.16/43,652.03
  6. Step 6: Final answer
    x = 44,390.11

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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.