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Finding the Fourth Proportional to 48,294.96, 72,442.48 and 13,234.88

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Solution

The fourth proportional to 48,294.96, 72,442.48 and 13,234.88 is: 19,852.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,294.96 : 72,442.48 = 13,234.88 : x
  2. Step 2: Convert to fraction form
    48,294.96/72,442.48 = 13,234.88/x
  3. Step 3: Cross multiply
    48,294.96x = 72,442.48 × 13,234.88
  4. Step 4: Simplify right side
    48,294.96x = 958,767,529.70
  5. Step 5: Solve for x
    x = 958,767,529.70/48,294.96
  6. Step 6: Final answer
    x = 19,852.33

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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.