Home / 31,727.92-47,592.64-10,668.64

Finding the Fourth Proportional to 31,727.92, 47,592.64 and 10,668.64

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Solution

The fourth proportional to 31,727.92, 47,592.64 and 10,668.64 is: 16,003.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727.92 : 47,592.64 = 10,668.64 : x
  2. Step 2: Convert to fraction form
    31,727.92/47,592.64 = 10,668.64/x
  3. Step 3: Cross multiply
    31,727.92x = 47,592.64 × 10,668.64
  4. Step 4: Simplify right side
    31,727.92x = 507,748,742.81
  5. Step 5: Solve for x
    x = 507,748,742.81/31,727.92
  6. Step 6: Final answer
    x = 16,003.22

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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.