Home / 45,815.73-68,710.80-16,225.62

Finding the Fourth Proportional to 45,815.73, 68,710.80 and 16,225.62

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Solution

The fourth proportional to 45,815.73, 68,710.80 and 16,225.62 is: 24,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,815.73 : 68,710.80 = 16,225.62 : x
  2. Step 2: Convert to fraction form
    45,815.73/68,710.80 = 16,225.62/x
  3. Step 3: Cross multiply
    45,815.73x = 68,710.80 × 16,225.62
  4. Step 4: Simplify right side
    45,815.73x = 1,114,875,330.70
  5. Step 5: Solve for x
    x = 1,114,875,330.70/45,815.73
  6. Step 6: Final answer
    x = 24,333.90

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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.