Home / 28,776.84-43,084.98-14,706.60

Finding the Fourth Proportional to 28,776.84, 43,084.98 and 14,706.60

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Solution

The fourth proportional to 28,776.84, 43,084.98 and 14,706.60 is: 22,018.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,776.84 : 43,084.98 = 14,706.60 : x
  2. Step 2: Convert to fraction form
    28,776.84/43,084.98 = 14,706.60/x
  3. Step 3: Cross multiply
    28,776.84x = 43,084.98 × 14,706.60
  4. Step 4: Simplify right side
    28,776.84x = 633,633,566.87
  5. Step 5: Solve for x
    x = 633,633,566.87/28,776.84
  6. Step 6: Final answer
    x = 22,018.87

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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.