Home / 19,628.66-29,439.81-8,532.33

Finding the Fourth Proportional to 19,628.66, 29,439.81 and 8,532.33

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Solution

The fourth proportional to 19,628.66, 29,439.81 and 8,532.33 is: 12,797.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,628.66 : 29,439.81 = 8,532.33 : x
  2. Step 2: Convert to fraction form
    19,628.66/29,439.81 = 8,532.33/x
  3. Step 3: Cross multiply
    19,628.66x = 29,439.81 × 8,532.33
  4. Step 4: Simplify right side
    19,628.66x = 251,190,174.06
  5. Step 5: Solve for x
    x = 251,190,174.06/19,628.66
  6. Step 6: Final answer
    x = 12,797.12

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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.