Home / 28,916.94-43,375.47-14,878.83

Finding the Fourth Proportional to 28,916.94, 43,375.47 and 14,878.83

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Solution

The fourth proportional to 28,916.94, 43,375.47 and 14,878.83 is: 22,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,916.94 : 43,375.47 = 14,878.83 : x
  2. Step 2: Convert to fraction form
    28,916.94/43,375.47 = 14,878.83/x
  3. Step 3: Cross multiply
    28,916.94x = 43,375.47 × 14,878.83
  4. Step 4: Simplify right side
    28,916.94x = 645,376,244.30
  5. Step 5: Solve for x
    x = 645,376,244.30/28,916.94
  6. Step 6: Final answer
    x = 22,318.28

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1.5x scale

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.