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Finding the Fourth Proportional to 29,228.72, 43,848.23 and 9,503.79

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Solution

The fourth proportional to 29,228.72, 43,848.23 and 9,503.79 is: 14,257.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,228.72 : 43,848.23 = 9,503.79 : x
  2. Step 2: Convert to fraction form
    29,228.72/43,848.23 = 9,503.79/x
  3. Step 3: Cross multiply
    29,228.72x = 43,848.23 × 9,503.79
  4. Step 4: Simplify right side
    29,228.72x = 416,724,322.27
  5. Step 5: Solve for x
    x = 416,724,322.27/29,228.72
  6. Step 6: Final answer
    x = 14,257.36

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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.