Home / 43,535.84-65,313.36-13,956.66

Finding the Fourth Proportional to 43,535.84, 65,313.36 and 13,956.66

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Solution

The fourth proportional to 43,535.84, 65,313.36 and 13,956.66 is: 20,938.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,535.84 : 65,313.36 = 13,956.66 : x
  2. Step 2: Convert to fraction form
    43,535.84/65,313.36 = 13,956.66/x
  3. Step 3: Cross multiply
    43,535.84x = 65,313.36 × 13,956.66
  4. Step 4: Simplify right side
    43,535.84x = 911,556,358.98
  5. Step 5: Solve for x
    x = 911,556,358.98/43,535.84
  6. Step 6: Final answer
    x = 20,938.07

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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.