Home / 36,646.50-54,966.99-11,685.54

Finding the Fourth Proportional to 36,646.50, 54,966.99 and 11,685.54

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Solution

The fourth proportional to 36,646.50, 54,966.99 and 11,685.54 is: 17,527.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,646.50 : 54,966.99 = 11,685.54 : x
  2. Step 2: Convert to fraction form
    36,646.50/54,966.99 = 11,685.54/x
  3. Step 3: Cross multiply
    36,646.50x = 54,966.99 × 11,685.54
  4. Step 4: Simplify right side
    36,646.50x = 642,318,960.32
  5. Step 5: Solve for x
    x = 642,318,960.32/36,646.50
  6. Step 6: Final answer
    x = 17,527.43

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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.