Home / 43,615.13-65,381.14-14,012.19

Finding the Fourth Proportional to 43,615.13, 65,381.14 and 14,012.19

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Solution

The fourth proportional to 43,615.13, 65,381.14 and 14,012.19 is: 21,004.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,615.13 : 65,381.14 = 14,012.19 : x
  2. Step 2: Convert to fraction form
    43,615.13/65,381.14 = 14,012.19/x
  3. Step 3: Cross multiply
    43,615.13x = 65,381.14 × 14,012.19
  4. Step 4: Simplify right side
    43,615.13x = 916,132,629.19
  5. Step 5: Solve for x
    x = 916,132,629.19/43,615.13
  6. Step 6: Final answer
    x = 21,004.93

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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.