Home / 28,076.23-42,047.20-16,193.98

Finding the Fourth Proportional to 28,076.23, 42,047.20 and 16,193.98

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Solution

The fourth proportional to 28,076.23, 42,047.20 and 16,193.98 is: 24,252.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,076.23 : 42,047.20 = 16,193.98 : x
  2. Step 2: Convert to fraction form
    28,076.23/42,047.20 = 16,193.98/x
  3. Step 3: Cross multiply
    28,076.23x = 42,047.20 × 16,193.98
  4. Step 4: Simplify right side
    28,076.23x = 680,911,434.89
  5. Step 5: Solve for x
    x = 680,911,434.89/28,076.23
  6. Step 6: Final answer
    x = 24,252.24

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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.