Home / 19,236.34-28,805.50-16,283.89

Finding the Fourth Proportional to 19,236.34, 28,805.50 and 16,283.89

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Solution

The fourth proportional to 19,236.34, 28,805.50 and 16,283.89 is: 24,384.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236.34 : 28,805.50 = 16,283.89 : x
  2. Step 2: Convert to fraction form
    19,236.34/28,805.50 = 16,283.89/x
  3. Step 3: Cross multiply
    19,236.34x = 28,805.50 × 16,283.89
  4. Step 4: Simplify right side
    19,236.34x = 469,065,593.40
  5. Step 5: Solve for x
    x = 469,065,593.40/19,236.34
  6. Step 6: Final answer
    x = 24,384.35

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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.