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Finding the Fourth Proportional to 30,273.71, 45,410.81 and 10,552.23

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Solution

The fourth proportional to 30,273.71, 45,410.81 and 10,552.23 is: 15,828.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,273.71 : 45,410.81 = 10,552.23 : x
  2. Step 2: Convert to fraction form
    30,273.71/45,410.81 = 10,552.23/x
  3. Step 3: Cross multiply
    30,273.71x = 45,410.81 × 10,552.23
  4. Step 4: Simplify right side
    30,273.71x = 479,185,258.85
  5. Step 5: Solve for x
    x = 479,185,258.85/30,273.71
  6. Step 6: Final answer
    x = 15,828.43

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Double scale
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Similar ratio
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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.