Home / 43,486.49-65,224.29-13,901.87

Finding the Fourth Proportional to 43,486.49, 65,224.29 and 13,901.87

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Solution

The fourth proportional to 43,486.49, 65,224.29 and 13,901.87 is: 20,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,486.49 : 65,224.29 = 13,901.87 : x
  2. Step 2: Convert to fraction form
    43,486.49/65,224.29 = 13,901.87/x
  3. Step 3: Cross multiply
    43,486.49x = 65,224.29 × 13,901.87
  4. Step 4: Simplify right side
    43,486.49x = 906,739,600.42
  5. Step 5: Solve for x
    x = 906,739,600.42/43,486.49
  6. Step 6: Final answer
    x = 20,851.06

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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.