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Finding the Fourth Proportional to 48,410.48, 66,813.88 and 29,558.64

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Solution

The fourth proportional to 48,410.48, 66,813.88 and 29,558.64 is: 40,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,410.48 : 66,813.88 = 29,558.64 : x
  2. Step 2: Convert to fraction form
    48,410.48/66,813.88 = 29,558.64/x
  3. Step 3: Cross multiply
    48,410.48x = 66,813.88 × 29,558.64
  4. Step 4: Simplify right side
    48,410.48x = 1,974,927,425.92
  5. Step 5: Solve for x
    x = 1,974,927,425.92/48,410.48
  6. Step 6: Final answer
    x = 40,795.45

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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.