Home / 31,832.22-47,748.60-16,260.78

Finding the Fourth Proportional to 31,832.22, 47,748.60 and 16,260.78

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Solution

The fourth proportional to 31,832.22, 47,748.60 and 16,260.78 is: 24,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,832.22 : 47,748.60 = 16,260.78 : x
  2. Step 2: Convert to fraction form
    31,832.22/47,748.60 = 16,260.78/x
  3. Step 3: Cross multiply
    31,832.22x = 47,748.60 × 16,260.78
  4. Step 4: Simplify right side
    31,832.22x = 776,429,479.91
  5. Step 5: Solve for x
    x = 776,429,479.91/31,832.22
  6. Step 6: Final answer
    x = 24,391.31

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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.