Home / 28,872.95-43,253.33-16,354.40

Finding the Fourth Proportional to 28,872.95, 43,253.33 and 16,354.40

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Solution

The fourth proportional to 28,872.95, 43,253.33 and 16,354.40 is: 24,499.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,872.95 : 43,253.33 = 16,354.40 : x
  2. Step 2: Convert to fraction form
    28,872.95/43,253.33 = 16,354.40/x
  3. Step 3: Cross multiply
    28,872.95x = 43,253.33 × 16,354.40
  4. Step 4: Simplify right side
    28,872.95x = 707,381,962.11
  5. Step 5: Solve for x
    x = 707,381,962.11/28,872.95
  6. Step 6: Final answer
    x = 24,499.82

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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.