Home / 15,919.92-23,880.10-4,233.08

Finding the Fourth Proportional to 15,919.92, 23,880.10 and 4,233.08

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Solution

The fourth proportional to 15,919.92, 23,880.10 and 4,233.08 is: 6,349.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,919.92 : 23,880.10 = 4,233.08 : x
  2. Step 2: Convert to fraction form
    15,919.92/23,880.10 = 4,233.08/x
  3. Step 3: Cross multiply
    15,919.92x = 23,880.10 × 4,233.08
  4. Step 4: Simplify right side
    15,919.92x = 101,086,373.71
  5. Step 5: Solve for x
    x = 101,086,373.71/15,919.92
  6. Step 6: Final answer
    x = 6,349.68

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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.