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Finding the Fourth Proportional to 48,408.24, 66,800.88 and 32,490.48

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Solution

The fourth proportional to 48,408.24, 66,800.88 and 32,490.48 is: 44,835.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,408.24 : 66,800.88 = 32,490.48 : x
  2. Step 2: Convert to fraction form
    48,408.24/66,800.88 = 32,490.48/x
  3. Step 3: Cross multiply
    48,408.24x = 66,800.88 × 32,490.48
  4. Step 4: Simplify right side
    48,408.24x = 2,170,392,655.62
  5. Step 5: Solve for x
    x = 2,170,392,655.62/48,408.24
  6. Step 6: Final answer
    x = 44,835.19

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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.