Home / 39,678.95-59,517.81-16,288.98

Finding the Fourth Proportional to 39,678.95, 59,517.81 and 16,288.98

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Solution

The fourth proportional to 39,678.95, 59,517.81 and 16,288.98 is: 24,433.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,678.95 : 59,517.81 = 16,288.98 : x
  2. Step 2: Convert to fraction form
    39,678.95/59,517.81 = 16,288.98/x
  3. Step 3: Cross multiply
    39,678.95x = 59,517.81 × 16,288.98
  4. Step 4: Simplify right side
    39,678.95x = 969,484,416.73
  5. Step 5: Solve for x
    x = 969,484,416.73/39,678.95
  6. Step 6: Final answer
    x = 24,433.22

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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.