Home / 43,788.96-65,683.38-14,209.74

Finding the Fourth Proportional to 43,788.96, 65,683.38 and 14,209.74

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Solution

The fourth proportional to 43,788.96, 65,683.38 and 14,209.74 is: 21,314.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,788.96 : 65,683.38 = 14,209.74 : x
  2. Step 2: Convert to fraction form
    43,788.96/65,683.38 = 14,209.74/x
  3. Step 3: Cross multiply
    43,788.96x = 65,683.38 × 14,209.74
  4. Step 4: Simplify right side
    43,788.96x = 933,343,752.12
  5. Step 5: Solve for x
    x = 933,343,752.12/43,788.96
  6. Step 6: Final answer
    x = 21,314.59

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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.