Home / 31,370.48-47,055.72-10,608.56

Finding the Fourth Proportional to 31,370.48, 47,055.72 and 10,608.56

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Solution

The fourth proportional to 31,370.48, 47,055.72 and 10,608.56 is: 15,912.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,370.48 : 47,055.72 = 10,608.56 : x
  2. Step 2: Convert to fraction form
    31,370.48/47,055.72 = 10,608.56/x
  3. Step 3: Cross multiply
    31,370.48x = 47,055.72 × 10,608.56
  4. Step 4: Simplify right side
    31,370.48x = 499,193,428.96
  5. Step 5: Solve for x
    x = 499,193,428.96/31,370.48
  6. Step 6: Final answer
    x = 15,912.84

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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.