Home / 47,318.50-70,989.75-17,736.42

Finding the Fourth Proportional to 47,318.50, 70,989.75 and 17,736.42

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Solution

The fourth proportional to 47,318.50, 70,989.75 and 17,736.42 is: 26,609.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,318.50 : 70,989.75 = 17,736.42 : x
  2. Step 2: Convert to fraction form
    47,318.50/70,989.75 = 17,736.42/x
  3. Step 3: Cross multiply
    47,318.50x = 70,989.75 × 17,736.42
  4. Step 4: Simplify right side
    47,318.50x = 1,259,104,021.70
  5. Step 5: Solve for x
    x = 1,259,104,021.70/47,318.50
  6. Step 6: Final answer
    x = 26,609.13

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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.