Home / 31,512.62-47,276.30-10,736.12

Finding the Fourth Proportional to 31,512.62, 47,276.30 and 10,736.12

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Solution

The fourth proportional to 31,512.62, 47,276.30 and 10,736.12 is: 16,106.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512.62 : 47,276.30 = 10,736.12 : x
  2. Step 2: Convert to fraction form
    31,512.62/47,276.30 = 10,736.12/x
  3. Step 3: Cross multiply
    31,512.62x = 47,276.30 × 10,736.12
  4. Step 4: Simplify right side
    31,512.62x = 507,564,029.96
  5. Step 5: Solve for x
    x = 507,564,029.96/31,512.62
  6. Step 6: Final answer
    x = 16,106.69

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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.