Home / 43,741.06-65,613.64-14,161.22

Finding the Fourth Proportional to 43,741.06, 65,613.64 and 14,161.22

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Solution

The fourth proportional to 43,741.06, 65,613.64 and 14,161.22 is: 21,242.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,741.06 : 65,613.64 = 14,161.22 : x
  2. Step 2: Convert to fraction form
    43,741.06/65,613.64 = 14,161.22/x
  3. Step 3: Cross multiply
    43,741.06x = 65,613.64 × 14,161.22
  4. Step 4: Simplify right side
    43,741.06x = 929,169,191.04
  5. Step 5: Solve for x
    x = 929,169,191.04/43,741.06
  6. Step 6: Final answer
    x = 21,242.49

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1.5x scale

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.