Home / 31,512.96-47,273.76-10,738.08

Finding the Fourth Proportional to 31,512.96, 47,273.76 and 10,738.08

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Solution

The fourth proportional to 31,512.96, 47,273.76 and 10,738.08 is: 16,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512.96 : 47,273.76 = 10,738.08 : x
  2. Step 2: Convert to fraction form
    31,512.96/47,273.76 = 10,738.08/x
  3. Step 3: Cross multiply
    31,512.96x = 47,273.76 × 10,738.08
  4. Step 4: Simplify right side
    31,512.96x = 507,629,416.78
  5. Step 5: Solve for x
    x = 507,629,416.78/31,512.96
  6. Step 6: Final answer
    x = 16,108.59

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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.