Home / 15,439.45-23,158.97-3,752.64

Finding the Fourth Proportional to 15,439.45, 23,158.97 and 3,752.64

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Solution

The fourth proportional to 15,439.45, 23,158.97 and 3,752.64 is: 5,628.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,439.45 : 23,158.97 = 3,752.64 : x
  2. Step 2: Convert to fraction form
    15,439.45/23,158.97 = 3,752.64/x
  3. Step 3: Cross multiply
    15,439.45x = 23,158.97 × 3,752.64
  4. Step 4: Simplify right side
    15,439.45x = 86,907,277.18
  5. Step 5: Solve for x
    x = 86,907,277.18/15,439.45
  6. Step 6: Final answer
    x = 5,628.91

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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.