Home / 43,355.08-65,051.40-15,295.21

Finding the Fourth Proportional to 43,355.08, 65,051.40 and 15,295.21

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Solution

The fourth proportional to 43,355.08, 65,051.40 and 15,295.21 is: 22,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,355.08 : 65,051.40 = 15,295.21 : x
  2. Step 2: Convert to fraction form
    43,355.08/65,051.40 = 15,295.21/x
  3. Step 3: Cross multiply
    43,355.08x = 65,051.40 × 15,295.21
  4. Step 4: Simplify right side
    43,355.08x = 994,974,823.79
  5. Step 5: Solve for x
    x = 994,974,823.79/43,355.08
  6. Step 6: Final answer
    x = 22,949.44

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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.