Home / 43,670.05-65,518.92-15,589.50

Finding the Fourth Proportional to 43,670.05, 65,518.92 and 15,589.50

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Solution

The fourth proportional to 43,670.05, 65,518.92 and 15,589.50 is: 23,389.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,670.05 : 65,518.92 = 15,589.50 : x
  2. Step 2: Convert to fraction form
    43,670.05/65,518.92 = 15,589.50/x
  3. Step 3: Cross multiply
    43,670.05x = 65,518.92 × 15,589.50
  4. Step 4: Simplify right side
    43,670.05x = 1,021,407,203.34
  5. Step 5: Solve for x
    x = 1,021,407,203.34/43,670.05
  6. Step 6: Final answer
    x = 23,389.19

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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.