Home / 31,683.16-47,532.30-10,906.84

Finding the Fourth Proportional to 31,683.16, 47,532.30 and 10,906.84

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Solution

The fourth proportional to 31,683.16, 47,532.30 and 10,906.84 is: 16,362.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,683.16 : 47,532.30 = 10,906.84 : x
  2. Step 2: Convert to fraction form
    31,683.16/47,532.30 = 10,906.84/x
  3. Step 3: Cross multiply
    31,683.16x = 47,532.30 × 10,906.84
  4. Step 4: Simplify right side
    31,683.16x = 518,427,190.93
  5. Step 5: Solve for x
    x = 518,427,190.93/31,683.16
  6. Step 6: Final answer
    x = 16,362.86

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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.