Home / 31,728.92-47,594.14-10,669.64

Finding the Fourth Proportional to 31,728.92, 47,594.14 and 10,669.64

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Solution

The fourth proportional to 31,728.92, 47,594.14 and 10,669.64 is: 16,004.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,728.92 : 47,594.14 = 10,669.64 : x
  2. Step 2: Convert to fraction form
    31,728.92/47,594.14 = 10,669.64/x
  3. Step 3: Cross multiply
    31,728.92x = 47,594.14 × 10,669.64
  4. Step 4: Simplify right side
    31,728.92x = 507,812,339.91
  5. Step 5: Solve for x
    x = 507,812,339.91/31,728.92
  6. Step 6: Final answer
    x = 16,004.72

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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.