Home / 16,078.32-24,117.21-4,391.49

Finding the Fourth Proportional to 16,078.32, 24,117.21 and 4,391.49

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Solution

The fourth proportional to 16,078.32, 24,117.21 and 4,391.49 is: 6,587.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,078.32 : 24,117.21 = 4,391.49 : x
  2. Step 2: Convert to fraction form
    16,078.32/24,117.21 = 4,391.49/x
  3. Step 3: Cross multiply
    16,078.32x = 24,117.21 × 4,391.49
  4. Step 4: Simplify right side
    16,078.32x = 105,910,486.54
  5. Step 5: Solve for x
    x = 105,910,486.54/16,078.32
  6. Step 6: Final answer
    x = 6,587.16

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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.