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Finding the Fourth Proportional to 48,715.60, 73,051.80 and 22,406.80

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Solution

The fourth proportional to 48,715.60, 73,051.80 and 22,406.80 is: 33,600.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,715.60 : 73,051.80 = 22,406.80 : x
  2. Step 2: Convert to fraction form
    48,715.60/73,051.80 = 22,406.80/x
  3. Step 3: Cross multiply
    48,715.60x = 73,051.80 × 22,406.80
  4. Step 4: Simplify right side
    48,715.60x = 1,636,857,072.24
  5. Step 5: Solve for x
    x = 1,636,857,072.24/48,715.60
  6. Step 6: Final answer
    x = 33,600.27

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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.