Home / 29,439.50-40,626.52-16,865.06

Finding the Fourth Proportional to 29,439.50, 40,626.52 and 16,865.06

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Solution

The fourth proportional to 29,439.50, 40,626.52 and 16,865.06 is: 23,273.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,439.50 : 40,626.52 = 16,865.06 : x
  2. Step 2: Convert to fraction form
    29,439.50/40,626.52 = 16,865.06/x
  3. Step 3: Cross multiply
    29,439.50x = 40,626.52 × 16,865.06
  4. Step 4: Simplify right side
    29,439.50x = 685,168,697.39
  5. Step 5: Solve for x
    x = 685,168,697.39/29,439.50
  6. Step 6: Final answer
    x = 23,273.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.