Home / 43,589.31-65,364.50-12,417.27

Finding the Fourth Proportional to 43,589.31, 65,364.50 and 12,417.27

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Solution

The fourth proportional to 43,589.31, 65,364.50 and 12,417.27 is: 18,620.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,589.31 : 65,364.50 = 12,417.27 : x
  2. Step 2: Convert to fraction form
    43,589.31/65,364.50 = 12,417.27/x
  3. Step 3: Cross multiply
    43,589.31x = 65,364.50 × 12,417.27
  4. Step 4: Simplify right side
    43,589.31x = 811,648,430.84
  5. Step 5: Solve for x
    x = 811,648,430.84/43,589.31
  6. Step 6: Final answer
    x = 18,620.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.